V. To excel
at something or do exceptionally well at a task; to rip
it in an intense and outstanding manner.
N. A rockstar
who never misses and gives it their all every time with enthusiasm, charisma, or an animalistic energy
The only reason that track "Look At Me Now" is even remotely tight
is because Busta Rhymes beasted his verse on it.
Busta Rhymes is a beast...did you hear how he ripped that verse?
Often used in reference to music, sex, and sports.