sixty-nine

noun
six·​ty-nine | \ ˌsiks-tē-ˈnīn How to pronounce sixty-nine (audio) \

Definition of sixty-nine

1 : a number that is one more than 68 — see Table of Numbers
2 : mutual cunnilingus and fellatio : mutual fellatio : mutual cunnilingus

First Known Use of sixty-nine

1609, in the meaning defined at sense 1

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The first known use of sixty-nine was in 1609

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one from the Upper Peninsula of Michigan

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