Top definition
1. Fap Out Nap Out.
To masterbate and then fall asleep.
Example:
1. "Sorry I'm late, I had a FONO night."
2. Me: "Steve, whatcha doing later?"
Steve: "My girl not giving any, just going home and FONO."
by kdiesel88 September 10, 2016
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2
1. Fap Out Nap Out.
To masterbate and then fall asleep.
Example:
1. "Sorry I'm late, I had a FONO night."
2. Me: "Steve, whatcha doing later?"
Steve: "My girl not giving any, just going home and FONO."
by kdiesel88 September 10, 2016
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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3
1.A large headed dumb, kid from sled lake. Has a fro, and likethe penis. 2.Anyone like this kid.
Ewwwww... It's Fonos!
by Bob March 14, 2005
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4
Acronym for 'Friend of No-One'. Usually applies to friendless loners who sit in the corner... and cry.
Person A: That George is such a loner.
Person B: Oh, I know. He's a total FONO.
by Sonya August 21, 2004
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5
fake mono. also known as "the kissing disease".
Jennifer: "Yeah, I went to the doctor & she told me i had Mono, but I'm definitely feeling better & its only been three days"

Me: "so you have fake mono?"

Jennifer: "yeah, i have Fono!"
by WestGaGirl January 21, 2009
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