A term used by Rodeo clowns to identify oversized vibrators used to arrouse bulls before cowboys ride them. occasionally used to denote somebodys obvious homosexuality or ambiguity toward animals.
1. Hey, that bull over their looks pretty lame today. Might wanna try sticking a Domaroniakus up its bum.
2. That Man-child over their must be a Domaroniakus because he sex's Donkeys.