dirty

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dirty

1. mod. obscene. The movie was too dirty for me.
2. mod. low and sneaky. What a dirty thing to do!
3. mod. illegal; on the wrong side of the law. (Compare this with clean.) The cops knew that Last Card Louie was dirty, and they searched his car until they found something they could use against him.
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References in periodicals archive ?
They produce an undifferentiated product using one of two possible technologies: a cleaner but more expensive technology and a dirtier but less expensive technology.
Britain's beaches are getting dirtier with the amount of rubbish found on them more than doubling in 15 years.
Two months, and what we've basically got is a dirtier, more feral ``Jules and Jim.
It is rare to revisit a new building and find it dirtier when complete than during construction, however, this was certainly the case on a return trip to Barcelona.
Even so, Richard considers Shell less of a villain these days than a role model for its dirtier competitors.
The performance of cooling systems is particularly liable to deteriorate between 30 to 50% over time as the cooling membranes become dirtier.
The dirtier they get, the more efficient they become at filtering the air.
The dirtier the air, the lower a man's sperm count and the more sperm with fragmented DNA he produces, two new studies suggest.
PERVASIVE STUDENT PLAGIArism used to be the dirty little secret in higher education, but plagiarism by professors is the dirtier secret now being told.
As Morton wrote in one of her notebooks: "Myth is the best detergent for a dirty history"--a statement that grows darker, more profound, and less easy the longer it's considered (is she for a cleaner or dirtier history?
Conventional adhesives like tape just get dirtier and dirtier, but we discovered that gecko feet actually become cleaner with repeated use.
Jamie 'Hotel' Hince and Alison 'VV' Mosshart are like a darker, dirtier, sleazier, downright nastier version of The White Stripes.
All great civilizations leave their mark; some are just dirtier than others.