When you take your index, middle, and ring fingers and gently poke a close friend in the upper thigh / buttocks region. Ideal to be the first one to remember on Friday.
(An ancient Italian custom.)
Hey man, did you finger Jordan in physics class today?

Yeah brah, I got her so hard for Three Finger Friday.
by nikki-j October 8, 2011
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You have a run of screwing up what you’re typing and so you say loudly eff’n FAT Fingers Friday. BECAUSE you always rush stuff on the computer on Fridays and stuff it up because you’re in a hurry!
ARRRRRGH. I screwed it up again! I Fat Fingers Fridayed It (FFF).
by Da Kriss March 20, 2020
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1. Fish Fingers for Dinner

2. Tempting the love your life with a thrilling fish supper...the scent provided from a day of chaffage

3. Inserting the four sisters into the clam sweat chamber for a night of passion
1. 'Fancy some fish fingers...Debs? Its Finger Friday'

2. 'Oi Melissa, your aroma is sweet in the air...you deserve a nice Finger Friday'

3. 'Come here Sally it's Finger Friday!'
by MMCBuddha666 July 25, 2023
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