Skank

Etymology 1
skeevy + rank

Noun

 * 1) Any substance considered particularly foul, unhygienic or unpleasant

Etymology 2
Blend of scold + brank (Middle English- meaning frolicsome and often lascivious conduct)

Noun

 * 1)  A lewdly unattractive and disreputable person, often female, especially one with an air of tawdry promiscuity.
 * It's also my job to take care of the skanks on the road that you bang. - Tom Cruise in the movie "Jerry McGuire."

Synonyms
See WikiSaurus:promiscuous woman

Etymology 3
Jamaican origin

Noun

 * 1) A dance performed to ska.

Verb

 * 1) To dance the skank
 * Come on, skank along, it's the skanking song.

Etymology 4
Slang word used in Northern England U.K (commonly used through the 1980s)

Noun

 * 1) The act of cheating a person through disloyal and selfish means with no shame to use deception in the process (most commonly to a known associate or friend).
 * 2) Referring to having insight or recognising a process to potentially being greatly non favourable to the (victim/) first person's benefit or interest.
 * "that's not a good deal, it's a skank"

Verb

 * 1)  To cheat, especially a friend.
 * ''He shortchanged a partner, leaving him feeling skanked.

Derived terms

 * skanker
 * skanky

skank skank skank skank