definition of
cold

[1] #1 cold a. 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". wn

[2] #2 cold a. 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". wn

[3] #3 cold n. [common cold] a mild viral infection involving the nose and respiratory passages (but not the lungs); "will they never find a cure for the common cold?". wn

[4] #4 cold n. [coldness, low temperature, frigidity, frigidness] the absence of heat; "the coldness made our breath visible"; "come in out of the cold"; "cold is a vasoconstrictor". wn

[5] #5 cold s. having lost freshness through passage of time; "a cold trail"; "dogs attempting to catch a cold scent". wn