having a low temperature, often below the normal temperature or below that compatible with human comfort
But this place is too cold for hell — Shakespeare
of food: previously cooked but served cold
said of food: cooked and served at a low temperature
refrigerated
cold drinks
characterized by lack of feeling or sociability; unemotional; unresponsive
unfriendly or hostile
a cold stare
producing a sensation of cold; chilling, depressing, or cheerless
cold blank walls
said of a colour: producing an impression of being cool; specif in the range blue to green
dead
unconscious
knocked out cold
retaining only faint scents, traces, or clues
a cold trail
far from a goal, object, or solution sought
presented or regarded in a straightforward way; impersonal
the cold facts
unprepared
said of a process: performed on an unheated material
to be unfriendly or unwelcoming
[most probably based on the physical action of hunching the shoulder as a gesture of indifference; possibly influenced by the former practice of offering unwanted guests the menials’ fare of cold meat from a shoulder of mutton.]with premeditation; deliberately
when a situation is considered soberly and objectively
to fail to excite or, impress, or move somebody