1. (n.) a hot girl
2. (v.) to acknowledge a hot girl, usually when you are with your friends
3. (v.) to agree with someone's point or to like what they say
1. That girl walking by is such an erp.
2. (girl walks by) Erp!
3. Person 1: I really love playing sports!
Person 2: Erp!
or
Person 1: Hey, you want to go get some pizza?
Person 2: Erp
