(plural "walleyes") One or a pair of sideways-looking misaligned eyes. / (plural "walleyes") An unusually pale eye.

A restaurant, shop or other establishment catering to customers that is particularly inconspicuous and easily overlooked. / (colloquial, chiefly Britain) An automated teller machine (ATM).

To take a dog for a walk, so as to give it exercise. / (idiomatic, yo-yo) To perform a trick where the yo-yo rolls on the ground, attached to the string.

A student athlete who wants to try out for a college sports/athletic team without the benefit of a scholarship or having been recruited.

(baseball) The intentional pitching of four balls (bad pitches), or of a fourth ball, in order to give the batter a walk (for example, so as to avoid the risk of a home run).

(baseball, nonstandard) To intentionally walk; to give a batter an intentional walk.

(idiomatic) A very difficult situation with no beneficial options available for action.

a hand railing attached to a wall

(baseball, of a hit) That drives in a run that ends a game.

A prisoner who escapes custody without violence by taking advantage of the opportunity provided by negligent or distracted guards. / A walkout.