bare-knuckled

Short definition from Wiktionary

Verb

1. 1
   simple past and past participle of bare-knuckle
2. 2
   simple past and past participle of bare knuckle

Adjective

1. 1
   Synonym of bare-knuckle: Without boxing gloves
2. 2
   Synonym of bare-knuckle: Ruthlessly competitive
3. 3
   Alternative form of bare-knuckled.