1. (noun) A prominent muscle on ones upper arm.
2. (noun) A mythical creature which draws its strength from ice and cold weather.
3. (adjective) Faster then speed itself
Example 1. Anthony
: "I feel like my arms are too skinny"
Mac: "You should work on your B-SEPs!"
Example 2. Brandon: "I was in Canada and saw a real B-SEP!"
Larry: "It would never survive in the heat of Guatemala!"
Example 3. Lauren: "I hear you had sex"
Nick: "I did, but it was over B-SEP"