simple past tense and past participle of dirty down

Grease which contains remnants of other materials (e.g. particles of food, metals, chemicals, dirt, etc.).

Sexually arousing speech, usually used to arouse one's partner or oneself. / Any speech which is profane.

A device containing conventional explosives and radioactive material, designed to spread radiation over a wide area.

An external wound, primarily an untreated cut or tear of the skin, easily susceptible to infection as a result of exposure to unsanitary conditions, as would be likely at time of injury.

(Britain) Undesirable weather, especially foggy or stormy weather conditions.

A word that is considered vulgar, not necessarily sexual in nature. / (idiomatic) The name of a topic that a person does not like to hear or discuss.

To engage in a sexually provocative dance; to striptease. / To engage in an up-close-and-personal style of dancing, often with the goal of sexually enticing one's partner.

A morally unclean, indecent or sexually provocative style of dancing; a striptease. / A style of dance for a man and a woman, involving close contact and sexually provocative body movements.

(informal) A morally unclean, indecent or sexually provocative magazine; a pornographic periodical.