Etymology
From Middle English moldewarpe, moldewarp, moldewerp, (also molwarpe, molewarpe), from Old English *moldeweorpe, ("mole"; literally "earth-thrower"; compare Old English wandeweorpe (“mole”)), from Proto-Germanic *muldawurpiz (“earth-thrower, mole”), equivalent to mould + warp. Cognate with Scots malwart, modewarp (“mole”), Dutch molworp (“mole”), Low German mulworp, molworm (“mole”), German Maulwurf (“mole”), Danish muldvarp (“mole”), Swedish mullvad (“mole”), Icelandic moldvarpa (“mole”).
Definitions & examples from Wiktionary (CC BY-SA 3.0).