It is a combination of the words stealing and thief
Skylar is a stheif.
Stop stheifing my food.
You a whole stheif.
by Joierykah June 4, 2018
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The word "stealing" and "theif" combined. Also know as kk she goes to city arts and love to stheif.
" damn kk you a real stheif"
" stop stheifing from dunkin donuts kk"
by teenage witch13 January 30, 2019
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