letting the person your with,Boyfriend,Friend,Bitch..that you dont take NO bullshit,or u gonna get Rachet,
john was flirting with other hoes on the side,until trina started bossin up on him.
by smiley326 September 14, 2011
Get the Bossin Up mug.
To improve one’s circumstances in an impressive way. To move like a boss, making boss moves and leveling up, typically financially or professionally, but can mean personally (e.g. romantically or physically)
Did you see Kari’s new house? She’s really bossin up!

“Did know Kari got promoted to COO, opened her own shop, & been in the gym?”
“Forreal?? She really boss’d up!”
by ZaddyZee January 23, 2023
Get the Bossin up mug.
When a girl (or a guy) preforms a sexual act for drugs.
Betty's been bossin up for her crack
by yowasup August 11, 2006
Get the bossin up mug.