Top Definition
A device that said drinker will blow into to get a reading of how much more they need to drink so that they are fun to be around
Guy 1- Do you remember the last time Kim was with us she was so much fun.

Guy 2 - Yeah she may need to take a funalyzer to determine how much more she needs to drink before the bad karaoke starts
by NickyLags December 05, 2011
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