Green’s Dictionary of Slang

1. (also apples of love) the female breasts [the rounded shape; the term has survived but became more a euph. than sl. by 20C].

1610		R. Tofte (trans.) Montreux V5: [Cupid] was wont to respose himselfe betwixt those two beutifull Apples, they being farre more pretious, then that golden fruite of the Hesperides.
c.1620		T. Carew A Rapture (1927) 7: O’re all the Garden, taste the ripened Cherry, / The warme, firme Apple, tipt with corall berry.
a.1640		W. Drummond ‘Fragment’ II 276: Vpon her brest two aples round did grow, / Vith tops of strawberries more white than snow.
1849		G. Thompson Venus in Boston 16: ‘Such sweet blue eyes — such luxuriant hair — such a snowy breast, expanding into the two “apples of love!”’.
1895		E. Pugh Street in Suburbia 11: She was wot I call an apply-dumply sort o’ woman, wi’ the apples artside.
1923		Sara Martin ‘Squabbling Blues’ 🎵 I got peaches in my pantry, / Apples hanging on my shelf, / I got peaches in my pantry, / Apples hanging on my shelf, / I’m getting doggone tired of sleeping by myself!
1938		in Randolph & Legman Ozark Folksongs and Folklore (1992) I 375: Apples be ripe, and nuts be brown, / Petticoats up and trousers down!
1949		Monteleone Criminal Sl. (rev. edn).
1979		Maledicta III:1+2 25: A woman has bosoms, a bust, or a breast, / [...] / They are towers of ivory, sheaves of new wheat; / In a moment of passion, ripe apples to eat.
1980		E. Folb Runnin’ Down Some Lines 141: There are a number of vernacular terms that refer to a woman’s breasts as big, tasty, touchable, and formidable – grapes, apples.

2. (also man apples) the testicles.

1834		‘Adam’s Root’ in Bang-Up Songster 8: Two pretty apples hung from it below!
1837		‘He Did It Before My Face’ in Ri-tum Ti-tum Songster 33: Then down he pulled his buckskins new [...] And dangled two large apples.
1890		‘Neaniskos’ Priapeia Ep. lxxiv 71: Thief [...] If thou shalt steal my large apples, I will give thee the apples* of the breeches (*Apples meaning testicles).
1980		Maledicta IV:2 (Winter) 195: [Testicles] are commonly called balls or ballocks, stones or dusters, apples or nuts.
2021		‘Aidan Truhen’ Seven Demons 97: [T]here is detcord round your man apples.