chug 1
— chugger , n.
/chug/ , n. , v. , chugged, chugging .
n.
1. a short, dull, explosive sound: the steady chug of an engine.
v.i.
2. to make this sound: The motor chugged.
3. to move while making this sound: The train chugged along.
[ 1865-70, Amer.; imit. ]
chug 2
/chug/ , v. , chugged, chugging , n. Slang.
v.t.
1. chug-a-lug.
v.i.
2. to drink something in large gulps: to chug on a bottle of beer.
n.
3. a large gulp or swallow: He finished his beer in two chugs.
[ imit. ]