Definitions by BRCbaby
beerwash
1. when you're too hungover to brush your teeth so you rinse your mouth out with beer
2.when after a night of drinking there is no toothpaste/mouthwash available and you'd rather your breath smell like beer than ass
2.when after a night of drinking there is no toothpaste/mouthwash available and you'd rather your breath smell like beer than ass