Kind of like a repeat, only it happens three times instead of twice.
It didn't just happen two times, it happened three times. It wasn't just a repeat, it was a threepeat.
Something that repeats three times.
Jill won Homecoming Queen her freshman and sophomore year. If she wins again, it will be a threepeat!
Jack has a quiet voice, so he usually has to threepeat himself before people understand him.
Engaging in sexual activity three nights in a row.
If I play my cards right Sally and I might go for the threepeat tonight!
When you maturbate, then cum, then materbate, then cum and then once more
Scott: Dude last night i went for a threepeat but got to tired!
John: I can't do a threepeat i get to tired after two!
The third attempt at telling your stoned/hammered friend a funny or badass story.
Steve- "Dude, are you listening to me??"
Rob- "Huh??"
Steve- "Ugh, look...Im givin you the threepeat here so pay attention."
A television episode that you have already watched as a repeat.
This episode is a threepeat.