reconnaissance - the act of reconnoitring (especially to gain information about an enemy or potential enemy); "an exchange of fire occurred on a reconnaissance mission"air reconnaissance - reconnaissance either by visual observation from the air or through the use of airborne sensors reconnaissance by fire - a method of reconnaissance in which fire is placed on a suspected enemy position in order to cause the enemy to disclose his presence by moving or returning fire reconnaissance in force - an offensive operation designed to discover or test the enemy's strength (or to obtain other information) shufti - a quick look around (originally military slang); "take a shufti while you're out there" electronic reconnaissance - the detection and identification and evaluation and location of foreign electromagnetic radiations (other than radioactive) |