doggy styleadv.colloquial (with reference to sexual intercourse) in a position in which one partner (who is usually on hands and knees) is penetrated from behind by the other partner; cf. dog styleadv. at dogn.1 Compounds 3a.
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1971 A. KarlenSexuality & Homosexuality 415 Coitus a tergo—from behind, ‘doggy style’.
1972 Pussycat33 lix. 5/2 My juices were squirting out all over him, so he flipped me over and we did it doggie-style.
2003 Ice Oct. 151/1 (advt.) I love being fucked doggy style.