Couchant and levant

(Law) rising up and lying down; - said of beasts, and indicating that they have been long enough on land, not belonging to their owner, to lie down and rise up to feed, - such time being held to include a day and night at the least.
- Blackstone.

See also: Couchant

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.