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
lock
verblocked; locking; locks
Definition of lock (Entry 3 of 3)
1a : to fasten the lock of
b : to make fast with or as if with a lock
lock up the house
2a : to fasten in or out or to make secure or inaccessible by or as if by means of locks locked himself away from the curious world
b : to fix in a particular situation or method of operation
a team firmly locked in last place
3a : to make fast, motionless, or inflexible especially by the interlacing or interlocking of parts
lock wheels lock a knee
b : to hold in a close embrace
c : to grapple in combat also : to bind closely administration and students were locked in conflict
4 : to invest (capital) without assurance of easy convertibility into money
5 : to move or permit to pass (something, such as a ship) by raising or lowering in a lock
1a : to become locked
b : to be capable of being locked
3 : to go or pass by means of a lock (as in a canal)
lock horns lock on or lock onto
: to come into conflict
: to acquire (something, such as a target or signal) automatically using a sensor (such as radar)
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Time Traveler for lock
The first known use of lock was before the 12th century
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