Definitions for "Sortie"
Keywords:  besieged, flown, troops, sally, takeoff
The sudden issuing of a body of troops, usually small, from a besieged place to attack or harass the besiegers; a sally.
a mission flown by a military aircraft
A sudden attack on besiegers by troops from a defensive work. The main objective was to destroy siege works that had been constructed by the aggressors. Also called a sally.
Keywords:  trip, tanker, teacher, external, round
Single round trip made by an air tanker from a tanker base to a fire and return.
A trip by one teacher to an external class, eg at a company.