refuse
     n : food that is discarded (as from a kitchen) [syn: {garbage},
         {food waste}, {scraps}]
     v 1: show unwillingness towards; "he declined to join the group
          on a hike" [syn: {decline}] [ant: {accept}]
     2: refuse to accept; "He refused my offer of hospitality" [syn:
         {reject}, {pass up}, {turn down}, {decline}] [ant: {accept}]
     3: elude, especially in a baffling way; "This behavior defies
        explanation" [syn: {defy}, {resist}] [ant: {lend oneself}]
     4: refuse to let have; "She denies me every pleasure"; "he
        denies her her weekly allowance" [syn: {deny}] [ant: {allow}]
     5: resist immunologically the introduction of some foreign
        tissue or organ; "His body rejected the liver of the
        donor" [syn: {resist}, {reject}]
     6: refuse entrance or membership; "They turned away hundreds of
        fans"; "Black people were often rejected by country clubs"
        [syn: {reject}, {turn down}, {turn away}] [ant: {admit}]
Source: WordNet® 2.0