When you stay over at a bros house for the night and sleep in a shed or tent, but need a wank because of a long day, so you separate the shed or tent with a thin piece of cloth or sleeping bag and nut in your own sleeping bag. Shed + tentie = Shentie nut

Intelligence agency term for "psychological operation". A government or corporate-sponsored operation, usually taking the form of a "terrorist attack" or "crazed gunman on a spree", with the intent of panicking the public into demanding more police and laws inhibiting freedom. Psyops are usually carried out by drugging a civilian or group of civilians with aggression-promoting drugs, psyching them up, arming them, and sending them out to commit mayhem. Government-sponsored terrorism. See also blackshirts, conspiracy