(Internet slang) Short for お前が言うな (omae ga iuna, “you're one to talk”).

a limited time; a definite period or term

有りっ丈: everything there is, all one has

(history, government, medicine) a 律令 (ritsuryō) position under the 宮内省 (Kunaishō, “Ministry of the Imperial Household”), responsible for providing medicines and medical treatments for the court