1 definition by Pumbaafu

DEFINITION: An abbreviation standing for 'Chuckle(ing) Faintly Inside' essentially meaning 'a halfhearted lol'

USAGE: When you would say 'lol' but aren't actually laughing out loud.

CONTEXT 1: When looking at memes you don't lol, you cfi.

CONTEXT 2: When your friend sends you a really bad joke and you feel like you must gratify them with a response... "cfi"
Dave: What's brown and sticky?
Joe: Shit?
Dave: No, a stick
Joe: cfi
Dave: Tf that mean?
by Pumbaafu December 9, 2020
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