(idiomatic) So evenly matched that the advantage shifts from one to the other, and the outcome is uncertain.

With the advantage changing hands, or shifting back and forth among the available alternatives.

Minor cosmetic surgery that tightens loose skin.

(anatomy) In humans and other land vertebrates, a tube that links the nasopharynx to the cavity of the middle ear to allow the equalization of the pressure on both sides of the eardrum.

(Jamaica) A beetle.

A small, powerful boat used to push or pull barges or to help maneuver larger vessels.

the tube that develops from the wall of a pollen grain and, in seed plants, provides a passage through which the male nuclei reach the embryo sac to effect fertilization

(chiefly Britain, dated) A hamper of food (such as confectionery) taken to boarding school by students. / (card games) A carton for storing a set of playing cards.

(UK, Australia, New Zealand, South Africa, Canada, India) A shop selling confectionery, especially one in or near a school.

Alternative spelling of tug of war