off the peg

Of clothes, mass-produced and ready to wear. Often hyphenated. Primarily heard in UK. You can find really stylish clothes off the peg, if you look hard enough. Don't show up to the interview in some off-the-peg suit—you need to spend a bit more money if you want to impress them.

off-the-peg

BRITISH

Off-the-peg clothes are made in large numbers and sent to shops, not made specially for a particular person. He was wearing an off-the-peg suit. Note: You can say that people buy clothes off the peg. Instead of dining in top restaurants and wearing expensive suits, he likes to eat hamburgers and buys clothes off the peg. Note: The usual American expression is off-the-rack

Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012

off the peg

(of clothes) ready-made as opposed to specially made for a particular person. chiefly British

A North American variant of this phrase is off the rack .

ˌoff the ˈpeg

(British English) (American English ˌoff the ˈrack) (of a suit, etc.) ready to wear; not made specially to fit one person: He couldn’t afford a made-to-measure suit, so he bought one off the peg.