plural of Walling

A surname.

As much as (the surface of) a wall will hold

plural of wallful

(idiomatic) Wildly unconventional; bizarre; absurd. / (idiomatic) Of a person's behaviour: greatly inappropriate.

Alternative spelling of off-the-wall

(US, idiomatic, slang) With maximum effort or commitment.

(idiomatic) An ominous warning; a prediction of bad luck.

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

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