chug

Short definition from Wiktionary

Noun

1. 1
   A dull, fairly quick explosive or percussive sound, as if made by a labouring engine.
2. 2
   A large gulp of drink.
3. 3
   A homemade Cuban boat, built to carry emigrants to the USA, and often abandoned upon arrival.
4. 4
   A person of Native American descent.
5. 5
   (Especially in metal) A palm muted note on a distorted electric guitar.
6. 6
   A dog that is a cross between a pug and a chihuahua.

Verb

1. 1
   To make dull explosive sounds.
2. 2
   To move or travel whilst making such sounds.
3. 3
   To move or travel at a steady, although not especially fast, pace.
4. 4
   To drink a large amount (especially of beer) in a single action/without breathing; to chugalug. Usually chanted at the person who is drinking.
5. 5
   To function or perform with difficulty, typically due to inadequate resources or performance limitations.
6. 6
   To solicit charitable donations on the street, particularly in a persistent manner.