Sexual act in which the male participant inserts one thumb in the female participant's vagina and the other in her rectum, while saying "Heeeyyeee!" like the character from the popular television show "Happy Days".
Dude, last night I gave Stephanie a Fonzi and she went nuts!
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Nipples.
Usually used when referring to nipples on man boobs, but can be used when referring to female ones too.
"Are you cold? 'cause I can see your fonzies!"
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when your so fucked up all you can do is give a thumbs up and say "AYEE"
"hey steven what are you doin"
he looks up and gives a thumbs up and replies "AYEE" before falling over
"o he is Fonzied"
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The act of smearing poo on someone to give them sideburns. Usually done in their sleep. Much like a "Dirty sanchez" or "Hitler".
Chris got a fonzie last night, and it smeared all over his pillow.
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When you shove your thumb up a girls ass and yell "Aaaaayyy!"
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(n.) A 30 year old man who hangs around with teenagers who think he's cool.
(n.) A type of haircut resembling that of the tv guy.
The Fonz looks old. What is he, 30?
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