(idiomatic) In a ruthless and unfeeling manner, particularly as applied to first-degree murder committed without provocation and with malice aforethought.

The technique, or an instance, of using likely guesses and assumptions, then narrowing in on any positive responses, in order to give the impression of having information about a person or event.

A sales call either by telephone or personal presence, made without a referral or without preparing the recipient of the call.

To call someone without preparation or referral.

Sudden and complete withdrawal from a dependent substance, especially a drug. / The physiological effects of such a withdrawal.

(idiomatic) Not gradually; all at once. Refers especially to quitting a habit by force of will rather than by a gradual reduction.

Having an unregulated body temperature; ectothermic. / Lacking emotion or compunction.

(metallurgy) Of metal: brittle at low temperatures.

(pathology) A chronic abscess that forms slowly, without pain, heat or inflammation.

(pathology) A very common, mild viral infection of the nose and throat, whose symptoms include sneezing, sniffling, a running or blocked nose, a sore throat, coughing and a headache.