Adjective
cold as ice (not comparable)
(simile) Very cold.
James Farley. Huge. Cold as a bishop. The hell he would consign you to was cold as ice. Norman Mailer
Faith is cold as ice. Why are little ones born only to suffer for the want of immunity, or a bowl of rice? Well, who would hold a price on the heads of the innocent children if there's some immortal power to control the dice? -- Roll The Bones (1991) Neil Peart
As cold as ice. Traditional Proverb