What is a pull with the utmost effort, as in the athletic contest called tug of war; a supreme effort. At the tug he falls, Vast ruins come along, rent from the smoking walls. Dryden called?

tug — A pull with the utmost effort, as in the athletic contest called tug of war; a supreme effort. At the tug he falls, Vast ruins come along, rent from the smoking walls. Dryden. (Webster's 1913.)