Definitions:
of or at a low or relatively low temperature, especially when compared with the human body

lacking affection or warmth of feeling; unemotional

(of the scent or trail of a hunted person or animal) no longer fresh and easy to follow

without preparation or rehearsal

a low temperature; cold weather; a cold environment

a common infection in which the mucous membrane of the nose and throat becomes inflamed, typically causing running at the nose, sneezing, and a sore throat

completely; entirely