חפשו מילה כלשהי, כמו swag:
 
1.
The act - either planned or unplanned - of falling to sleep after masturbating.
I was just going to rub one out, but I ended up masternapping for an hour.

Bob's been away from his wife for two days, so he went upstairs for a masternap.
מאת ScottNWDC 16 במאי, 2011
 
2.
When you masturbate and the climax is forceful enough to knock one into slumber.

Invented by Jeremy from Boise.
"Dude, you look well rested."

"Ya, bro, that's because I took a master nap after school today!"
מאת MasterNapper 5 בספטמבר, 2011
 
3.
Where somebody goes and masturbates, then quickly falls asleep.
"gotta go masternap"

"*Fap Fap Fap Fap*

"Zzzzzzzzzzzzz...."
מאת Master Napper 2 באוקטובר, 2011
 
4.
When a male/female masturbates before bed, in an attempt to fall asleep during orgasm. Masturbation + Nap= Maternap
Timmy: jeez man you were out like a flash last night...?

Billy: yeah bro, had a cheeky masternap and fell right asleep

Timmy: aww man WTF thats sick

Billy: dont lie....we have all done it

Timmy: yeah....
מאת xXmC-KeNzIeXx 18 בנובמבר, 2011