Cold start can refer to:
Cold start (automotive), the starting of a vehicle engine at a low temperature relative to its operating temperature. Cold start (computing), a startup problem in computer information systems. Cold Start (military doctrine), a military doctrine developed by the Indian Armed Forces. Cold start (recommender systems), the problem of recommending items to users with insufficient data "Cold Start" (Pole to Pole with Michael Palin), a 1992 television episode
See also Cold open, a narrative technique used in television and films