n.
- The grass family.
- The members of the grass family considered as a group.
- Any of various plants having slender leaves characteristic of the grass family.
- An expanse of ground, such as a lawn, covered with grass or similar plants.
- Grazing land; pasture.
- Slang. Marijuana.
- Electronics. Small variations in amplitude of an oscilloscope display caused by electrical noise.
v., grassed, grass·ing, grass·es. v.tr.
- To cover with grass.
- To grow grass on.
- To feed (livestock) with grass.
- To become covered with grass.
- To graze.
[Middle English gras, from Old English græs.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
