swuke

(Verb) -ed, -ing: An involuntary action which usually takes place following a night out of heavy tequila drinking or after a vulgar pick up line complimentary of a butterface or a double bagger. The action involves a small amount of stomach content/chunder to be projected into the mouth and subsequently swallowed immediately after.

In other words: A swallowed puke

The act of swallowing your own vomit while in your mouth, after seeing or smelling something discusting.