locked adjective2. 
[lɒkt] LME.[from LOCK verb1, noun2: see -ED1, -ED2.]1.  That has been locked; that has locked; 
esp. (also foll. by 
up) closed with a lock and key. 
LME.British Medical Journal Limited movement in knee which becomes locked if moved much. ■ A. Judd The people..had retreated behind locked doors and put out their lights.2.  Provide with a (pad)lock. 
L15.3.  Of a canal: provided with locks. 
E19. Special collocations & comb.
 Special collocations & comb.: 
locked-coil adjective designating a rope or cable which has the outer strands of such a shape as to lock together and form a smooth cylindrical surface. 
locked groove on a gramophone record, a circular groove into which the normal spiral groove runs. 
locked jaw (a) a jaw shut fast by spasmodic contraction of the muscles; 
(b) = 
LOCKJAW. 
 [TahlilGaran] English Dictionary ▲