Definition of excursions:
(n) :
A brief recreational trip; a journey out of the usual way.
(n) :
(Australia) A field trip.
(n) :
A wandering from the main subject: a digression.
(v) :
(intransitive) To go on a recreational trip or excursion.
(n) :
(aviation) An occurrence where an aircraft runs off the end or side of a runway or taxiway, usually during takeoff, landing, or taxi.
(n) :
(phonetics) A deviation in pitch, for example in the syllables of enthusiastic speech.