A religious but gender-neutral way of expressing "Mother/Father of God". It is used to express something serious or to intensify the dramatics of something shocking, upsetting, etc.
Parent of God! What the fuck did you just say to me?
Parent of God, what happened to you?
Parent of God, do not speak to me in that way!
Parent of God, what happened to you?
Parent of God, do not speak to me in that way!
by LingDanc803 September 17, 2023