0 to make the sound of an engine or motor, or to move making this sound:
1 to make the sound of an engine or motor, or to move making this sound:
2 to swallow a drink completely without stopping to breathe:
Some reduplications are of this sort - chug-chug, slipslop, ding-dong, hubbub.
We cannot just have an aircraft industry and then put up the shutters and hope that it will chug merrily along.
Another variation can involve timing the drinkers to see who can chug the wine the longest thus allowing there to be a winner.