As we’ve noted, in California’s Orange County, to birdie means “to drink from a bottle without touching it with one’s lips.” Elsewhere this germ-avoidant act is also called airsipping, airing, baby birding. In parts of the UK, you might sky a drink...
The slang term birdie refers to drinking from a bottle without touching it with your lips. You might ask for a sip, for example, by promising, “Don’t worry, I’ll birdie it.” This sanitary sipping method is also called waterfalling. This is part of a...
windlip n.—Gloss: a snowdrift created by the wind in a high place. «“In Fairbanks there wasn’t any parks or jumps, so you just learned to hit whatever you had—natural hits, lips, windlips.”…Bell and Hebert link the tricks they first learned on hay...

