Definition of grass

Definition of grass
  1. grass Noun Any plant of the family Poaceae, characterized by leaves that arise from nodes in the stem, wrap around it for a distance, and leave, especially those grown as ground cover rather than for grain.
  2. grass Noun A lawn.
  3. grass Noun Marijuana.
  4. grass Noun An informer, police informer; one who betrays a group (of criminals, etc) to the authorities.
  5. grass Noun Sharp, closely spaced discontinuities in the trace of a cathode-ray tube, produced by random interference.
  6. grass Noun Noise on an A-scope or similar type of radar display.
  7. grass Verb To lay out on the grass; to knock down (an opponent etc.).
  8. grass Verb To act as a grass or informer, to betray; to report on (criminals etc) to the authorities.
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