WordNet sense 1 (food that is discarded (as from a kitchen)):

garbage, scraps, food waste

WordNet sense 2 (elude, especially in a baffling way):

defy, resist

WordNet sense 3 (refuse entrance or membership):

reject, reject, turn down, turn away

WordNet sense 4 (refuse to accept):

decline, pass up

WordNet sense 5 (refuse to let have):

deny