1) Big belt 2) British slang for to drink 3) Down at the bar 4) Down fast 5) Down in a hurry 6) Down in one gulp 7) Down quickly 8) Drink a lot quickly 9) Drink all at once 10) Drink down 11) Drink heartily 12) Drink in one gulp 13) Drink quickly 14) Drink really quickly 15) Drink without a pause 16) Dull explosive sound 1) Cornet 
Low frequency instability in a liquid motor.
Chug is British slang for to drink.
[n] - the dull explosive noise made by an engine 2. [v] - make a dull, explosive sound, as of engines
noun the dull explosive noise made by an engine