Tug

Webster's Practical Dictionary- A Practical Dictionary of the Englih Language · 1884 · p. 480

tug, r. r\ [tugged (tugd), -gin o.] To pull or draw with "great effort, drag along with continued exertion, haul along. — v. i. To pull with great effort: to labor, strive, struggle, — n. A pull with the utmost effort; a steam-ve el used to tow ships; a trace, or drawing-strap, of a harne . or ink, then, boNboN, chair, get. 480