po-po

Etymology 1
From various words by shortening and reduplication.

The "posterior" sense may be reduplication of the initial syllable of that word, with modification of the vowel according to its spelling. Compare 🇨🇬 from Latin.

The "police" sense may come from either the initial syllable of police or the initial letters of the words police officer. Compare.

Noun

 * 1)  One's posterior, bottom, buttocks.
 * , especially the vulva.
 * 1)  The police; a police officer.
 * 2)  A prison officer, corrections officer, prison guard.
 * , especially the vulva.
 * 1)  The police; a police officer.
 * 2)  A prison officer, corrections officer, prison guard.
 * 1)  The police; a police officer.
 * 2)  A prison officer, corrections officer, prison guard.
 * 1)  The police; a police officer.
 * 2)  A prison officer, corrections officer, prison guard.
 * 1)  A prison officer, corrections officer, prison guard.
 * 1)  A prison officer, corrections officer, prison guard.
 * 1)  A prison officer, corrections officer, prison guard.
 * 1)  A prison officer, corrections officer, prison guard.
 * 1)  A prison officer, corrections officer, prison guard.

Usage notes

 * Originally chiefly urban American slang, this term for “police” has now spread to UK, Ireland, Australia, and New Zealand. It also spread to Hong Kong during the.

Etymology 2
From Chinese; see.