Kras (n.) → residue, scum, scraps, sediment, dirt
Wash the plate to remove all the food residue.
Lave asyèt la pou retire tout kras manje yo.
Look all the soapscums on your walls. You really need a housekeeper.
Gade tout kras savon sou mi kay ou. Ou vrèman bezwen yon bòn.
Kras (n.) → tiny piece, bit, morsel, crumbs, small amount
Add a small amount of oil in the pan.
Mete yon ti kras luil nan chodyè a.
He gave me a morsel of bread daily.
Li ban m yon ti kras pen chak jou.
That little amount of food won't do anything for me.
Ti kras manje sa a pap fè anyen pou mwen.
Kras (adj.) → cheap, stingy, thrifty, penny-pinching
Your boyfriend is cheap. He gave you a ring that he bought at the flea market.
Menaj ou a kras. Li ba ou yon bag li achte nan mache a.