Spend time badly or unwisely.

Roget 818: be prodigal etc. adj.; squander, lavish, sow broadcast; pour forth like water; blow, blow in [Slang]; pay through the nose etc. (dear) 814; spill, waste, dissipate, exhaust, drain, eat out of house and home, overdraw, outrun the constable; run out, run through; misspend; throw good money after bad, throw the helve after the hatchet^†; burn the candle at both ends; make ducks and drakes of one's money; fool away one's money, potter away one's money, muddle away one's money, fritter away one's money, throw away one's money, run through one's money; pour water into a sieve, kill the goose that lays the golden eggs; manger son ble en herbe [Fr.].    ... show more

Spend (money or other resources) unwisely.