lock
noun (1)
\ ˈläk
\
\
Definition of lock
(Entry 1 of 3)
1a
: a tuft, tress, or ringlet of hair
b
locks plural
: the hair of the head
2
: a cohering bunch (as of wool, cotton, or flax) : tuft
lock
noun (2)Definition of lock (Entry 2 of 3)
1a
: a fastening (as for a door) operated by a key or a combination
b
: the mechanism for exploding the charge or cartridge of a firearm
2a
: an enclosure (as in a canal) with gates at each end used in raising or lowering boats as they pass from level to level
b
: air lock
3a
: a locking or fastening together
b
: an intricate mass of objects impeding each other (as in a traffic jam)
c
: a hold in wrestling secured on one part of the body
broadly
: a controlling hold
his paper … had a lock on a large part of the state — John Corry
4
: one that is assured of success or favorable outcome