(intransitive) To burn brightly again. / (intransitive) To become more intense suddenly. / (intransitive, sometimes with “out” instead of “up”) To burst out suddenly, as in anger.

present participle of pump up

Third-person singular simple present indicative form of pump up

present participle of look up

simple past tense and past participle of page up

simple past tense and past participle of mix up

simple past tense and past participle of belly up

Third-person singular simple present indicative form of belly up

present participle of belly up

A request for a high five, accompanied by an open palm gesture.