backstabber

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backstabber

One who attacks or betrays someone in a deceitful, underhanded, or treacherous way. He proved to be a backstabber in business, assaulting the character of his competition to get ahead in the game. I thought Mary was my friend, but then she said those mean things behind my back. She turned out to be nothing but a backstabber.
References in periodicals archive ?
Many months later, Charlie tracks down the back-stabber to the Los Angeles hills, where he plans to resteal the gold with the help of a sexy safecracker Stella (Charlize Theron).
But he had no praise for Gos, branding him a back-stabber.
Cameras honed in more on Adele, the other back-stabber of the household (or so we are led to believe) and gradually the good old British public, a massive 2.
She turned out to be a back-stabber which hurt a lot.
No one likes a back-stabber and it's good you realise you were wrong to blacken your neighbour's character.
Dear Hayley, No one likes a back-stabber and it's good you realise you were wrong to blacken your neighbour's character.
Show insiders say the self-confessed liar, regarded as a back-stabber, has been hit hard by the level of abuse aimed at him.
And as a relieved Craig offered his condolences she sportingly added: 'No, well done CraigBegging Mary was put up for eviction alongside Craig by back-stabber Makosi.
But for Celtic chief Strachan, the accusation by one-time mentor Fergie that he was a back-stabber has never been forgotten - and now he has the chance to get even.
Bitch, back-stabber, evil, catty, stirrer - yes, but not bunny boiler.
She is too cocky, too self-assured - and there is nothing to like about this thief, flirt, back-stabber and gold- digger.
But at least Kat's old dad Charlie turns up for the final celebrations, along with Ma Mo (left), fresh from dealing with back-stabbers and creepy-crawlies in I'm A Celebrity On Christmas Day, Kat also has a brilliant surprise present for Alfie.