Definition of "Stray" :
noun: an animal that has strayed (especially a domestic animal)
verb: lose clarity or turn aside especially from the main subject of attention or course of argument in writing, thinking, or speaking
verb: move about aimlessly or without any destination, often in search of food or employment
verb: wander from a direct course or at random
"The child strayed from the path and her parents lost sight of her."
adjective: not close together in time
"A few stray crumbs."
adjective: (of an animal) having no home or having wandered away from home
"A stray calf."