Green’s Dictionary of Slang

to give birth.

[1662		Pepys Diary 22 June n.p.: A Portugall lady [...] that hath dropped a child already since the Queen’s coming].
[1691		J. Wilson Belphegor II i: Country! — A thing of chance [...] Your mother might have dropped ye anywhere!].
1845		S. Judd Margaret (1851) I 64: Molly I’ve known ever since she was dropt.
1912		Dos Passos letter 24 Apr. in Ludington John Dos Passos (1980) 2: I want you if you can secure the time to go & consult the birth register of Chicago — to see if anyone by the name of Dos Passos was dropped there in the month of January 1895.
1928		J. Peterkin Scarlet Sister Mary 75: It’s a bad sign to drop a child in de Big Road.
1938		X. Herbert Capricornia (1939) 25: Marowallua bin droppim piccanin, Boss.
1953		W. Eyster Far from the Customary Skies 11: The Lord sure musta frowned on his ma to make her drop one that size.
1962		C. Rohan Delinquents 165: Don’t drop it here, Mave.
1967		M. Braly On the Yard (2002) 153: ‘Mom was clean.’ ‘Clean out of her skull. Otherwise she’d have done you up as soon as she dropped you.’.
1970		B. Jackson Get Your Ass in the Water (1974) 58: The day he was dropped from his mammy’s ass, / he slapped his pappy’s face / and said, ‘From now on, cocksucker, I’m running this place.’.
1986		C. Bowles G’DAY 44: Darlene dropped the kid yet?
2000		Indep. Rev. 22 Jan. 3: The scene in which the put-upon mother in the Northern slum is dropping babies every second.
2001		(con. late 1940s) V. Foot Sixteen Shillings And Tuppence Ha’penny 131: Within nine months of demobbed men, pregnant women were to be seen everywhere! [...] ‘When’s it due to drop?’ ‘I’m ’avin’ mine the day after youse –’.