- locklock1 [läk]n.[ME < OE loc, a bolt, bar, enclosure, prison, akin to Ger loch, a hole, ON lok, a lid, prob. < IE base * leug-, to bend > Gr lygos, supple twig, L luctȧri, to struggle]1. a mechanical device furnished with a bolt and, usually, a spring, for fastening a door, strongbox, etc. by means of a key or combination2. anything that fastens something else and prevents it from opening, turning, etc.3. a locking together; jam4. an enclosed part of a canal, waterway, etc. equipped with gates so that the level of the water can be changed to raise or lower boats from one level to another5. the mechanism of a firearm used to explode the ammunition charge; gunlock6. AIR LOCK (sense 1)7. Slang a certainty; sure thing [our team is a lock to win the title]8. Wrestling a hold in which a part of the opponent's body is firmly gripped [armlock]vt.1. to fasten (a door, trunk, etc.) by means of a lock2. to keep from going in or out; shut (up, in or out); confine [locked in jail]3. to fit closely; link; intertwine [to lock arms]4. to embrace tightly5. to jam or force together so as to make immovable [locked gears, locked brakes]6. to put in a fixed position [a throttle locked in the idle position ]☆ 7. to equip (a canal, etc.) with a lock or locks8. to move or pass (a ship) through a lock9. Printing to fasten (type elements) in a chase or on the bed of a press by means of quoins: often with upvi.1. to become locked2. to be capable of being locked3. to intertwine or interlock; link together4. to close tightly and firmly [his jaws locked]5. to jam, as gears6. to pass through the locks of a canal——————have a lock onSlang to be sure of winning, gaining, or controlling [the other party has a lock on that Senate seat]——————lock awayto store or safeguard in a locked box, container, etc.——————lock onAeron. to track and automatically follow a target, as by radar——————lock out1. to shut out by or as by locking the door against2. to keep (workers) from a place of employment in seeking to force terms upon them——————lock, stock, and barrel[with reference to the main parts of a gun] Informal completely; entirely——————lock up1. to fasten the doors of (a house, etc.) by means of locks2. to enclose or store in a locked container3. to put in jail4. to make certain to have the result one wants [to have an election locked up]——————under lock and keylocked up; safely put awaylock2 [läk]n.[ME lokke < OE loc (akin to Ger locke): basic sense “a bend, twist”: IE base as in LOCK1]1. a curl, tress, or ringlet of hair2. [pl.] Old Poet. the hair of the head3. a tuft of wool, cotton, etc.
English World dictionary. V. Neufeldt. 2014.