- (transitive) To give up, surrender, or yield (e.g. a weapon), usually by placing it on the ground.
- The police urged the gunman to lay down his weapon.
- Lay down your arms.
- (transitive) To intentionally take a fall while riding a motorcycle, in order to prevent a more serious collision.
- He laid down his brand-new Harley-Davidson to avoid the oncoming bus.
- (transitive) To specify, institute, enact, assert firmly, state authoritatively, establish or formulate (rules or policies).
- Let's lay down the rules right at the beginning, so we are consistent.
- You've got to lay down the law with that boy.
- Well, I lay it down, first, that a book quite unornamented can look actually and positively beautiful, and not merely un-ugly, if it be, so to say, architecturally good, which, by the by, need not add much to its price […]
- To stock, store (e.g. wine) for the future. See also lay by.
- (euphemism, transitive) To euthanize an animal.
- To sacrifice, especially in the phrase "to lay down one's life."
- (intransitive, nonstandard, proscribed) To lie down; to place oneself in a reclined or horizontal position, on a bed or similar, for the purpose of resting.
- I feel a bit ill, so I'm going to go lay down for a while.
- (nautical, dated) To draw the lines of a ship's hull at full size, before starting a build.
- simple past tense of lie down
- He lay down in his bed until he felt better.