IN PROMPTU

4 definitions found across Law Mind sources

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IN PROMPTUAuthored
The Law Mind • 783 words
Definition
A Latin phrase meaning "in readiness" or "at hand." In legal contexts, in promptu describes something that is prepared, available, or immediately present — typically used to characterize evidence, testimony, or argument that is ready for immediate use or that arose spontaneously without prior arrangement. The phrase appears most often in older common law texts and annotations to describe the state of preparedness or availability of a legal instrument, witness, or proof.
Common Language
Modern common usage (Wiktionary): The anglicized form "impromptu" means done or said without prior preparation; spontaneous; improvised. Used broadly in speech, music, and performance contexts. Historical common usage (Webster's 1913): "Impromptu" — something composed, uttered, or done on the spur of the moment; extemporaneous; without previous study. The gap matters: the common word "impromptu" has drifted toward meaning unplanned or spontaneous, which is nearly the opposite of what the Latin phrase often signals in legal texts. In legal usage, in promptu tends to mean something is at hand and ready — prepared and available — not that it arose without preparation. Researchers encountering the phrase in older common law annotations should resist reading it through the lens of the modern English derivative.
Common Confusion
The anglicized "impromptu" and the Latin in promptu share a root but have diverged in connotation. Bouvier's notes that in promptu is "usually written impromptu," which means historical legal sources may use both spellings interchangeably. However, the modern English word carries a strong implication of spontaneity or lack of preparation that the Latin phrase does not necessarily carry. Additionally, in promptu is occasionally confused with in propinquo (nearby, in the vicinity) in manuscript and early printed sources where abbreviation was common.
Why It Matters in Research
This term appears almost exclusively in older legal texts, treatises, and court annotations — particularly those drawing on Roman law or early English common law commentary. Researchers will rarely encounter in promptu as a standalone legal doctrine; instead, it functions as a descriptive phrase embedded within an argument or annotation, characterizing the state of available proof or the readiness of a party. The orthographic instability flagged by Bouvier is a genuine research trap. Early printed legal reports and digests may render the phrase as impromptu, in promptu, or even in prompstu (a manuscript corruption). A full-text search in historical databases should account for all variants. Because in promptu has no independent doctrinal life — it is not a cause of action, an evidentiary standard, or a procedural category — researchers who encounter it in a source should treat it as descriptive language and look to the surrounding context for the substantive legal point. The phrase functions more like an adverbial modifier than a term of art. In the Law Mind corpus, in promptu is most likely to surface in the margins of Roman civil law texts, early equity proceedings, or annotated reports from the 17th and 18th centuries. It rarely if ever appears in modern American or English case law.
Historical Dictionary Support
All three source dictionaries are in agreement on the core definition: "in readiness; at hand." There is no divergence on substance. Bouvier's adds the most useful editorial note by flagging that the phrase is "usually written impromptu" — a direct acknowledgment of the orthographic overlap with the anglicized form. Neither edition of Black's makes this observation, which means researchers relying only on Black's may not recognize the connection when they encounter the anglicized spelling in historical sources. Both editions of Black's append the maxim in propria causa nemo judex ("no one can be judge in his own cause") with a citation to 12 Coke 13 immediately after the entry for in promptu. This appears to be a formatting artifact of the original dictionaries — the maxim is a separate entry, not a continuation of in promptu's definition — but the adjacency could mislead a reader scanning quickly. The two have no substantive connection. None of the three dictionaries offers extended treatment or examples of the phrase in use. Its brevity in all sources confirms that in promptu was not a term of art with independent doctrinal significance even at the time of compilation.
Related Terms
In propria persona — appearing or acting in one's own personwithout an attorney In re — in the matter of; standard heading for non-adversarial proceedings In propria causa nemo judex — the adjacent maxim in Black's; no person may judge their own cause Impromptu — the anglicized derivative; see COMMON LANGUAGE and COMMON CONFUSION above In praesenti — in the present; at the present time; a related temporal/availability phrase in civil law contexts
IN PROMPTUmain
Black's Law Dictionary • 1891
In readiness; at hand. In propria causa nemo judex. No one can be judge in his own cause. 12 Coke, 13.
IN PROMPTUmain
Black's Law Dictionary (2nd Ed.) • 1910
In readiness; at hand. In propria causa nemo judex. No one can be judge in his own cause. 12 Coke, 13.
IN PROMPTUmain
Bouvier's Law Dictionary • 1928
In readiness; at hand. Usually written impromptu. IN PROPRIA PERSONA (Lat.). In his own person; himself: as, the defendant appeared in propria persona; the plaintiff argued the cause in propria persona. Sometimes abbreviated on the printed court lists, P. P. IN RE (Lat.). In the matter: as, in re A B, in the matter of A B. In the head- ings of legal reports these words are used more especially to designate proceedings in bankruptcy or insolvency, or the wind- ing up of estates or companies. IN REBUS (Lat.). In things, cases, or matters. IN REM (Lat.). A technical term used to designate proceedings or actions instituted against the thing, in contradis- tinction to personal actions, which aresaid to be in personam. Proceedings in rem include not only those instituted to obtain decrees or judg- ments against property as forfeited in the admiralty or the English exchequer, or as prize, but also suits against property to en- force a lien or privilege in the admiralty courts, and suits to obtain the sentence, judgment, or decree of other courts upon the personal status or relations of the party, such as marriage, divorce, bastardy, settlement, or the like. 1 Greenl. Ev. §§ 625, 541; 2 Bish. Mar. Div. & Sep. 14, 24. Courts of admiralty enforce the perform- ance of a contract, when its performance is secured by a maritime lien or privilege, by seizing into their custody the very sub- ject of hypothecation. In these suits, generally, the parties are not personally bound, and the proceedings are confined to the thing in specie; Brown, Civ. & Adm. Law 98. See Bened. Ad. 270, 362; 2 Gall. 200; 3 Term 269. There are cases, however, where the remedy is either in personam or in rem. Seamen, for example, may proceed against the ship or freight for their wages, and this is the most expeditious mode; or they may proceed against the master or owners; 4 Burr. 1944; 2 Bro. Civ. & Adm. Law, 396. See, generally, 1 Phill. Ev. 254; 1 Stark. Ev. 228; Dane, Abr.; Serg. Const. Law 202, 212; Pars. Marit. Law; Bened. Adm. 503. No action in rem lies for dam- ages incurred by loss of life; 145 U. S. 335. A contract for launching a vessel carried some distance up the beach by a storm, is a maritime contract, for which the vessel is liable in rem; 48 Fed. Rep. 569. See AD- MIRALTY; BOTTOMRY; LIEN. JUDGMENT IN

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