pronoun
Dated, derogatory, or familiar third-person pronoun. Often used with contempt or rough familiarity, similar to 'that fellow' or 'that person' in a dismissive tone. Not used in polite conversation.
あやつの言うことなど気にするな。
Don't mind what that guy says.
あやつはまた遅刻か。
That guy is late again, huh?