To make the other sexual partner cum. Usually used as a statement to describe what you are going to do, occasionally used after what you already have done.
Tim, I know your home alone tonight, how about I come over and I'll break you off.
Julie, you're being really bitchy today, do you need me to break you off?
guy 1: I'm heading over to the jump off guy 2: that bitch break you off yet?
guy 1: yeah, i got that ho on lock
By Ki
Break You Off
To smoke someone out for the purpose of getting them extremely high. Similar to trying to get a girl super drunk. May, but is not sure to, lead to a different form of breaking someone off aka sexy time.
To provide an action or service (good or bad) in the servers best of ability. It can refer to a sexual action from male/female or harmful act using excessive force.