'hot up' definitions:

Definition of 'hot up'

(from WordNet)
verb
Gain heat or get hot; "The room heated up quickly" [syn: heat, hot up, heat up] [ant: chill, cool, cool down]
verb
Make more intense; "Emotions were screwed up" [syn: heat up, hot up, screw up]
verb
Make more powerful; "he souped up the old cars" [syn: soup up, hop up, hot up]

Words containing 'hot up'