Top Definition
This a gun dressed up like a tuna sandwich use to kill Lois on Family guy. Stewie use this in season one of Family guy.

" What the devil Are you looking at! It's tuna fish... and nothing more"
Stewie Use a tuna gun last night on family guy. IT was so funny.
by Reanight July 09, 2009
5 Words related to Tuna gun

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