To eat during the period of time around after lunch and before dinner.

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

A late lunch, almost dinner meal.

Having Lunch really late which eradicates the need for having Dinner later on.

a meal between lunch and dinner. (very important meal)

The meal that is eaten when it's too late for lunch and too early for dinner. It should be substantial enough to last through the evening and therefore make it possible to skip dinner all together.

A mix between lunch and dinner.