Definitionen
1.NounA brief recreational trip; a journey out of the usual way."While driving home I took an excursion and saw some deer."
2.NounA field trip.
3.NounA wandering from the main subject: a digression.
4.NounAn occurrence where an aircraft runs off the end or side of a runway or taxiway, usually during takeoff, landing, or taxi.
5.NounA deviation in pitch, for example in the syllables of enthusiastic speech.
6.NounTemporary deviation from a regular course or pattern"After an unsuccessful excursion into banking, I've returned to public life."
7.VerbTo go on a recreational trip or excursion.