n.

1. a mild viral infection involving the nose and respiratory passages (but not the lungs);
   common cold
   
   • will they never find a cure for the common cold?
2. the absence of heat;
   coldness, low temperature, frigidity, frigidness
   
   • the coldness made our breath visible
   • come in out of the cold
   • cold is a vasoconstrictor
3. the sensation produced by low temperatures;
   coldness
   
   • he shivered from the cold
   • the cold helped clear his head

adj.

1. used of physical coldness; having a low or inadequate temperature or feeling a sensation of coldness or having been made cold by e.g. ice or refrigeration
   
   • a cold climate
   • a cold room
   • dinner has gotten cold
   • cold fingers
   • if you are cold, turn up the heat
   • a cold beer
2. extended meanings; especially of psychological coldness; without human warmth or emotion
   
   • a cold unfriendly nod
   • a cold and unaffectionate person
   • a cold impersonal manner
   • cold logic
   • the concert left me cold
3. having lost freshness through passage of time
   
   • a cold trail
   • dogs attempting to catch a cold scent
4. (color) giving no sensation of warmth
   
   • a cold bluish grey
5. marked by errorless familiarity
   
   • had her lines cold before rehearsals started
6. no longer new; uninteresting;
   stale
   
   • cold (or stale) news
7. so intense as to be almost uncontrollable
   
   • cold fury gripped him
8. sexually unresponsive;
   frigid
   
   • was cold to his advances
   • a frigid woman
9. without compunction or human feeling;
   cold-blooded, inhuman, insensate
   
   • in cold blood
   • cold-blooded killing
   • insensate destruction
10. feeling or showing no enthusiasm
    
    • a cold audience
    • a cold response to the new play
11. unconscious from a blow or shock or intoxication
    
    • the boxer was out cold
    • pass out cold
12. of a seeker; far from the object sought
13. lacking the warmth of life
    
    • cold in his grave