Meaning

noun (golf) the cavity left when a piece of turf is cut from the ground by the club head in making a stroke

noun a piece of turf dug out of a lawn or fairway (by an animals hooves or a golf club)

origin1530s, Scots divot (“turf”), also spelt devat, diffat, and the earliest form (1435), duvat(e), from Scottish Gaelic dubhad, a reduced form of dubh-fhàd, literally “black sod” (compare fàl (“turf, sod”)).

Etymology from Wiktionary, CC BY-SA 3.0