dicker
n.— Note: Related to dick ‘to watch or to keep under surveillance.’ «It’s a well known Taliban tactic to use what the Marines call “Dickers” (spotters) to monitor their patrols and choose if and when to attack, usually in very short burst of what the commandos call “shoot and scoot” missions.» —“Children Pay The Price For Afghan War” by David Bowden Sky News (United Kingdom) Feb. 18, 2008. (source: Double-Tongued Dictionary)