Performed by agents acting in combination. Also combined exercise, combined operation: spec. one performed by branches of the fighting services…

a plan of action, esp. a military or security operation, conducted at night.

(a) the activity or behaviour of the police; (b) military intervention without a formal declaration of war, when a nation or group within a…

= night operation n.; usually in plural.

A military operation involving specialized forces or equipment; esp. one that is covert or involves unconventional tactics or objectives and is…

(intransitive) (of the U.S. army in the Pacific during the war of 1941–45) to recapture Japanese-occupied islands one after another; also transferred…

movement through a jungle, esp. by soldiers; so jungle-basher.

(chiefly in plural) = special operation, n.

(a) In plural = psychological warfare n. at psychological, adj. n.compounds. (b) A noncombative military operation intended to influence the morale…