beater · noun1
- Old English · inherited frombēatere“a beater; boxer, fighter; champion”
- Middle English · inherited frombeter
- English todaybeater
From Middle English beter, betere, bettere, from Old English bēatere (“a beater; boxer, fighter; champion”), equivalent to beat + -er. Related to beetle (“a type of mallet”).
beater · noun2
By shortening from wifebeater.
Etymology from Wiktionary, CC BY-SA 4.0.