noun a trace, or drawing strap, of a harness.
2. tug ·noun an iron hook of a hoisting tub, to which a tackle is affixed.
3. tug ·noun a sort of vehicle, used for conveying timber and heavy articles.
4. tug ·vt to pull; to pluck.
5. tug ·noun a pull with the utmost effort, as in the athletic contest called tug of war; a supreme effort.
6. tug ·noun a small, powerful steamboat used to tow vessels;
called also steam tug, tugboat, and towboat.
7. tug ·vi to pull with great effort; to strain in labor; as, to tug at the oar; to tug against the stream.
8. tug ·vi to labor; to strive; to struggle.
9. tug ·vt to pull or draw with great effort; to draw along with continued exertion; to haul along; to tow; as, to tug a loaded cart; to tug a ship into port.