Meaning

noun an udder or breast or teat

verb turn up, loosen, or remove earth

verb create by digging

originFrom earlier dugge ("pap, teat"; compare also English dialectal ducky, dukky (“the female breast”)), apparently connected to Danish dægge (“to suckle”), Swedish dägga (“to suck”), Old English dēon (“to suckle”). More at doe. Compare also doug.

Etymology from Wiktionary, CC BY-SA 3.0