Someone who is a total slut for giving blow-jobs.
Yo, I totally busted you know who doing you know what last night. I knew he was a tallywacker snacker! I told you!
Partying to the extreme of human limits with the use of alcohol and or drugs.
I got fuckin' tallywacked last night. I guess that can happen after 25 beers? I dunno, whatever.
Its what you shout when you sneakly whack your work colleagues or mates in the groin.
I snuck up on Darren at work and gave him a Tallywacker Smacker
A term of endearment for the person give ing a blow job
"You're an amazing tallywacker licker Emilina!" Josh exclaimed.