A common cold (illness).

To make a sale to a client who is not a lead but an unqualified prospect.

Revenge is best or most satisfying when delayed.

(Ireland, slang) a pint of Guinness (or similar) having too much head on top.

(idiomatic) Ambivalent; having conflicting emotions.

(obsolete outside the phrase in cold blood) A state of mild or low emotions, previously understood as a condition whereby the blood has not been appreciably heated by emotional intensity.

Alternative form of old college try

plural of cold meat

A contract specifying terms and conditions of employment between one or more labour unions and employers' associations legally binding for employers organized in these and the employees if they are unionized in them or their employment contract incorporates them by referral.

(idiomatic) Synonym of throw cold water on (“to belittle or dismiss”).