simple past tense and past participle of balls up

Third-person singular simple present indicative form of balls up

present participle of balls up

(transitive, informal) To assault someone with the intention of causing physical injury; to beat up.

simple past tense and past participle of double up

Third-person singular simple present indicative form of double up

present participle of double up

Third-person singular simple present indicative form of rough up

present participle of rough up

To study particularly hard to learn a subject quickly.