Meaning

• A sudden powerful pull.

• A tugboat.

• A kind of vehicle used for conveying timber and heavy articles.

• A trace, or drawing strap, of a harness.

• An iron hook of a hoisting tub, to which a tackle is affixed.

• An act of masturbation.

  "He had a quick tug to calm himself down before his date."

Meaning

• To pull or drag with great effort

  "The police officers tugged the drunkard out of the pub."

• To pull hard repeatedly

  "He lost his patience trying to undo his shoe-lace, but tugging it made the knot even tighter."

• To tow by tugboat