do (one) a mischief

do (one) a mischief

To do something that harms one. Primarily heard in UK, Australia. You sure did your brother a mischief by including him in that dangerous game.

See also: mischief

do someone (or yourself) a mischief

injure someone or yourself. informal

See also: mischief, someone

ˌdo somebody/yourself a ˈmischief

(British English, informal or humorous) hurt somebody/yourself: You could do yourself a mischief wearing such tight trousers!

See also: mischief, somebody