slicer

someone who is devious, manipulative, or dishonest; a person who is sly or shrewd but with a more negative connotation; who "slices" behind someone's back for personal gain
"He told me he'd be here with my money an hour ago but now isn't answering his phone. What a slicer."

"That slicer shorted me on that eighth; he only gave me 3.2 grams."

"You pretended to be that guy's friend just to borrow his car? Man, you're a slicer."
by xaipe July 11, 2008
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