/leesh/ , n.
1. a chain, strap, etc., for controlling or leading a dog or other animal; lead.
2. check; curb; restraint: to keep one's temper in leash; a tight leash on one's subordinates.
3. Hunting. a brace and a half, as of foxes or hounds.
v.t.
4. to secure, control, or restrain by or as if by a leash: to leash water power for industrial use.
5. to bind together by or as if by a leash; connect; link; associate.
[ 1250-1300; ME lesh, var. of lece, lese laisse. See LEASE 1 ]