no shit /noʊ ˈʃɪt/ exclamation2 •(informal, vulgar) An exclamation of amazement or disbelief.Well, no shit. What have we got here? A fucking comedian. Private Joker. — 1987 •(disapproving, vulgar) An ironic response to a statement of the obvious.LAPD Operator: Attention, whoever you are: this frequency is reserved for emergency calls only. John McClane: No fuckin' shit, lady! Do I sound like I'm orderin' a pizza?! — 1988