knock 'em dead


Also found in: Acronyms.

knock (one) dead

To strongly impress one. Often used as an imperative to give encouragement. Good luck on the audition! Knock 'em dead, kid! Your design is going to knock the judges dead. They're going to swoon over it.
See also: dead, knock

knock 'em dead

INFORMAL
If you say that someone or something will knock 'em dead, you mean that they will impress people very much. Glamorous make-up is best reserved for evenings, or days when you want to go all out to knock 'em dead. Note: You can also say that something will knock someone dead. Their debut album is going to knock you dead. Note: The word `'em' is a form of `them' which is used in informal or non-standard English.
See also: dead, knock
References in periodicals archive ?
All I can say to him is knock 'em dead, knock 'em dead'
While your mates are splashing the cash to knock 'em dead on the beach, you can sizzle on any sands in the world - sexy in Spain, fab in France, gorgeous in Greece or even slinky in Saltcoats if you're staying at home.
Like discovering a pair of jeans that fit like a second skin, we all dream of owning a knock 'em dead LBD.
It's a given that "The Killing" is unlikely to rival the crime genre's broadest ratings appeal, but the initial episodes have a good chance of getting a discerning audience hooked, even if they don't knock 'em dead.
Good riddance KennyFormby Brilliant to a Scouser doing so well in the Masterchef: The Professionals - well done Claire, knock 'em dead in the Final
KNOCK 'EM DEAD Stacey and Michael Buble's duet NUMBERS GAME "Saz" on her big day
This knock 'em dead knee-length skirt from Miss Selfridge, pounds 30 is sleek enough for work, and chic enough for evenings too.
Knock 'em dead sophistication thanks to loads of Sixties back-combing and a soft tendril or two.
If you want to be noticed this summer then prepare to shock in pink, tantalise in tangerine and knock 'em dead in neon.
A little black dress is all well and good, but if you want to really knock 'em dead, go for a sophisticated shoe (Cam's even got snazzy butterfly bows on hers) a saucy neck tie and a classy silver bracelet.
Daryl, who hit the big time in the comedy Splash, failed to knock 'em dead.
But the new Indochine Bistro needs to revise the execution of several of its dishes if it wishes to knock 'em dead in its spectacular ocean view location in Santa Monica, in what was previously Cafe Casino.
Adams Media, the publisher of the bestselling Kiss, Bow, or Shake Hands and the Knock 'em Dead job search series, has announced the details of its upcoming "Make a Book Your Business" writing competition.