Fent
noun, slang
noun, slang ·1 syllable ·Uncommon ·College level
Definitions
Noun
- 1 A slit or crack. UK, dialectal
- 2 The drug fentanyl. slang, uncountable
- 3 A remnant; an odd piece left over. UK, dialectal
Etymology
Etymology 1
From Old French fente, from Latin findēre (“to cleave”).
Etymology 2
Clipping of fentanyl.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.