Most favoured nation
Also called: MFN, most favored nation
ELI5
An early investor may choose better terms offered later.
Used in conversation
“The SAFE includes an MFN clause.”
Definition
A provision allowing a holder to adopt more favourable later terms, subject to its wording.
Here “Most favoured nation” means: A provision allowing a holder to adopt more favourable later terms, subject to its wording.
Pitch context
You will see “Most favoured nation” in fundraising decks, data rooms, term sheets and investor conversations when the discussion reaches fundraising process & investor pipeline.
Why it matters: In fundraising process & investor pipeline, a loose definition can change rights, obligations, approval, disclosure or enforceability.
Caution
Meaning, enforceability and required process vary by jurisdiction and agreement; this definition is not legal advice.
Sources & evidence · 6
Direct term-level sources and supporting source families.
- Y Combinator — The Handshake Deal ProtocolDirect source · practitioner · checked 2026-08-16
- National Venture Capital Association — Model Legal DocumentsDirect source · institutional · checked 2026-08-16
- U.S. Securities and Exchange Commission — Small Business Capital Formation GlossaryDirect source · primary · checked 2026-08-16
- U.S. Securities and Exchange Commission — Exempt OfferingsSupporting source family · primary · checked 2026-08-16
- Y Combinator — Safe financing documentsSupporting source family · practitioner · checked 2026-08-16
- Y Combinator — Series A Term Sheet TemplateSupporting source family · practitioner · checked 2026-08-16