Definition
Latin: "in the future." A term used in property and contract law to indicate that a right, interest, or obligation is to arise, vest, or take effect at a future time, as opposed to the present moment. Its paired opposite is *in præsenti*, which denotes something effective immediately. The distinction is most consequential in the law of property, particularly in the creation and transfer of estates and interests in land, where whether an interest vests *in præsenti* or *in futuro* determines its legal character, validity, and enforceability under applicable rules.
---
Common Language
Modern common usage (Wiktionary): No established entry. The phrase is not in general English use.
Historical common usage (Webster's 1913): No entry. The term remained confined to legal and ecclesiastical Latin contexts.
*In futuro* is pure legal Latin with no common English counterpart. The COMMON LANGUAGE section is omitted accordingly.
---
Common Confusion
*In futuro* is frequently encountered alongside *in esse* and *in præsenti*, and the three are sometimes conflated. *In præsenti* means existing or operative now. *In esse* means in actual existence (as opposed to merely potential or anticipated existence). *In futuro* speaks to timing of legal effect, not to whether a thing exists. A property interest may be anticipated *in futuro* but not yet *in esse*; the terms address different legal questions and should not be treated as synonyms.
---
Why It Matters in Research
The *in futuro / in præsenti* distinction is a load-bearing axis in historical property law and will appear throughout Law Mind sources wherever estates, interests, remainders, executory interests, contingent remainders, and marriage contracts are discussed.
**Property law:** The distinction controlled whether a future interest was treated as a vested remainder (capable of transfer, alienable, not defeatable by the grantor) or as a contingent interest not yet operative. A grant effective *in præsenti* passed an immediate estate; a grant *in futuro* might fail under early common law if the conditions for its vesting never materialized or if it violated the Rule Against Perpetuities.
**Marriage and contract:** Historical sources — particularly those addressing *sponsalia de futuro* (betrothal) versus *sponsalia de præsenti* (present marriage) — rely heavily on this pairing. A promise of marriage *in futuro* created a contract to marry; a declaration *in præsenti* constituted the marriage itself. Researchers tracing canon law influences on early American and English family law will encounter the term in this context.
**Navigational trap:** The phrase appears in Blackstone's *Commentaries* (2 Bl. Comm. 166, 175) and all major historical dictionaries cite that passage. Researchers using those page references should note that Blackstone's discussion spans the nature of present versus future interests in property — the citation is a property law anchor, not a marriage law one, even though the term also operates in that domain.
**Corpus connections:** Expect *in futuro* to appear in proximity to discussions of contingent remainders, executory devises, conditions precedent and subsequent, and the Rule Against Perpetuities. It also surfaces in older equity pleading materials where relief sought at a future contingency was distinguished from present-day claims.
---
Historical Dictionary Support
All five source dictionaries agree on the core definition — "in the future; at a future time; the opposite of in præsenti" — and all but Rapalje & Lawrence cite the same Blackstone passage (2 Bl. Comm. 166, 175). The consistency across sources signals that this is a stable, well-settled term of art with no meaningful definitional dispute in the historical literature.
Bouvier adds the gloss that *in esse* functions as an alternative expression alongside *in præsenti*, which is the most analytically useful addition across the five sources. It locates *in futuro* within a three-term conceptual cluster — *in esse*, *in præsenti*, *in futuro* — that together mapped the temporal and existential status of legal interests. Researchers should treat Bouvier's framing as the most complete, even though it is the briefest entry.
What the historical dictionaries do not do: none of them explain the doctrinal stakes of the distinction — the consequences for vesting, alienability, or the application of the Rule Against Perpetuities. These dictionaries define; they do not instruct. For doctrinal application, Blackstone's *Commentaries* and Coke's *Commentary upon Littleton* are the primary sources the historical dictionaries are themselves pointing toward.
---
Encyclopedia Cross-Reference
See Law Mind Encyclopedia: Future Interests; Contingent Remainders; Sponsalia (for canon law and marriage contract usage).
---