Shag-bragger
Somebody that sleeps with lots of people and feels the need to bring it up at the next given occasion.
Sarah: Wow, that's a long banana.
Kate: Yeah, almost as long as Simon's last night.
Sarah: Omg, you're such a Shag-bragger.
Kate: Yeah, almost as long as Simon's last night.
Sarah: Omg, you're such a Shag-bragger.