Definition of grease noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ɡriːs//
    ; NAmE NAmE//ɡriːs//
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  1. 1any thick oily substance, especially one that is used to make machines run smoothly Grease marks can be removed with liquid detergent. Her hands were covered with oil and grease. the grease in his hair see also elbow grease
  2. 2animal fat that has been made softer by cooking or heating plates covered with grease There was a film of grease on the kitchen window.
  3. Word OriginMiddle English: from Old French graisse, based on Latin crassus ‘thick, fat’.Extra examples The kitchen surfaces were all smeared with grease. He collected the plates, which were covered with grease. He spoke as he ate, spraying crumbs everywhere, and letting grease dribble down his chin.
See the Oxford Advanced American Dictionary entry: grease