Someone who rounds up their dick size just for convenience. He would have a 3 inch but then round up to 4 and is basically 5 and 5 is basically 10. So he ends up with a 10 inch cock.
by Dark Chocolat November 3, 2020

by sam neil patrick harris May 15, 2010

An ugly person, can be male or female. In reference to MMA (mixed martial arts) fights, which are typically scheduled for 3 five minute rounds. If the fight makes it to a decision, the fighters faces are often bloody and swollen.
Fred: I saw John last night at the bar.
Mick: Yeah did you guys throw some back?
Fred: Nah, he was already drunk and trying to hook up with a third-rounder. I think he took her home.
Mick: Yeah did you guys throw some back?
Fred: Nah, he was already drunk and trying to hook up with a third-rounder. I think he took her home.
by Lambresi March 16, 2008

by Hugh G Reckshin February 24, 2020

the act in which three men have sex with a danish women and continue to switch orifices while having sex with her. In a "musical chair" sort of way.
by Big PNUt March 27, 2010

this is a kpop term that refers to any idol that excels in dance, rap, and vocals. this is different from an ace as they do not produce or have many other strengths.
by fruitykale January 8, 2022

A man or a woman who says they are looking for a relationship but at the same time, they are always looking beyond you for something better.
He had his arms around me, holding me tight but all the while, his eyes were looking down the road waiting for what was coming next. He is a corner rounder.
by 101x February 20, 2018
