1 definition by Hajibi

The stage prior to the audible convention of "laughing out loud".

Manifests itself in a small ejection of breath from one's nose.
I wasn't actively laughing, but it made me protolol.

Person 1: *protolols* - Bro, look at this: *shows meme*
Person 2: *protolols* - Nice.
by Hajibi May 27, 2022
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