Aff.
adj, noun
adj, noun ·Rare ·Advanced level
Definitions
Noun
- 1 Abbreviation of affidavit. abbreviation, alt-of
- 2 Abbreviation of affair. abbreviation, alt-of
- 3 Abbreviation of affix. abbreviation, alt-of
- 4 Abbreviation of affiliation or affiliated (with). abbreviation, alt-of
Adjective
- 1 affinis; having affinity with (but not identical to) not-comparable
- 2 Abbreviation of affirmed, in case citations. abbreviation, alt-of, archaic, not-comparable
Synonyms
All synonymsMore for "aff."
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.