I shit you not

English Etymology Earliest known use is from 1949 in Dan Levin's Mask of Glory.en Dan Levin Mask of Glory w:Whittlesey House 1949 193 https://www.google.com.sv/books/edition/Mask_of_Glory/vUdCAAAAIAAJ?hl=en&gbpv=1&bsq=%22I+shit+you+not%22+-dictionary+-glossary+-thesaurus+-dizionario+-sprache+-telegraphic+-telegram+-telegraph+-encyclopedia+-dictionnaire+-vocabulary&dq=%22I+shit+you+not%22+-dictionary+-glossary+-thesaurus+-dizionario+-sprache+-telegraphic+-telegram+-telegraph+-encyclopedia+-dictionnaire+-vocabulary&printsec=frontcover “I thought I'd never catch you guys,” little Perillo chattered. “That DiNardi, he ran my ass off. Third platoon, second platoon, first platoon. I'm a mucking Paul Revere, I shit you not.” Phrase phr en vulgar en I kid you not Used to insist that one is telling the truth from mid-20th c. en Robert James Collas Lowry Happy New Year, Kamerades! Casualty w:Doubleday & Company 1954 106 https://archive.org/details/happynewyearkame0000robe/page/106/mode/2up?q=%22I+shit+you+not%22 “What’sa matter?” Mudgen asked. “Ain’t you ever seen snow before?” But he couldn't keep himself from going over to the door. “Well I shit you not it is snowing!” References