soixante-neuf

Unadapted borrowing from French soixante-neuf.

soixante-neuf (uncountable)

1. sixty-nine (sex position)
   • 2017, Fiona Lewis, Mistakes Were Made (Some in French), Simon and Schuster, →ISBN, page 165:

     When he wanted to bury his face in my crotch, or do soixante-neuf, I laughed. He was offended.

soixante-neuf (third-person singular simple present soixante-neufs, present participle soixante-neufing, simple past and past participle soixante-neufed)

1. (rare) sixty-nine (sex position)

• IPA^(key): /swa.sɑ̃t.nœf/

• Audio

  (file)

• Audio (Switzerland)

  (file)

Compound of soixante and neuf.

soixante-neuf (invariable)

1. sixty-nine

From the rotational symmetry of the numeral 69 — if rotated a half-turn (by 180°), the numeral remains the same, and a couple both giving oral sex at once have, in principle, a similar rotational symmetry.

soixante-neuf m (plural soixante-neuf)

1. sixty-nine (sex position where two people give each other oral sex at the same time)