USUKGlobalinformalcolloquial
- To give someone permission or encouragement to do as they please; 'be my guest', sometimes used sarcastically.
USUKGlobalinformalneutral
- To tire or exhaust oneself through strenuous effort; to work oneself to the point of fatigue.
USUKGlobalinformalcolloquial
- To engage in an activity with great enthusiasm or to entertain oneself intensely.