dirty


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Related to dirty: ditty, ICYDK

dirty

1. (of a colour) not clear and bright; impure
2. (of an aircraft) having projections into the airstream, such as lowered flaps

dirty

An aircraft configuration in flight with the undercarriage and/or flaps down. Airbrakes or spoilers may or may not be extended.
References in classic literature ?
Entering the room, they discovered through a thick cloud of tobacco smoke, a small, fat, bald-headed, dirty, old man, in an arm-chair, robed in a tattered flannel dressing-gown, with a short pipe in his mouth, a pug-dog on his lap, and a French novel in his hands.
It's dirty," replied Prince Andrew, making a grimace.
Lucy was too entirely absorbed by the evil that had befallen her,--the spoiling of her pretty best clothes, and the discomfort of being wet and dirty,--to think much of the cause, which was entirely mysterious to her.
And I must leave all this"--he waved his arm round the dirty garret, with its unmade bed, the clothes lying on the floor, a row of empty beer bottles against the wall, piles of unbound, ragged books in every corner--"for some provincial university where I shall try and get a chair of philology.
He slept in the office that was unspeakably dirty and dined at Biff Carter's lunch room in a small frame building opposite the railroad station.
But I suppose they thought it would be too dirty for a walk.
If that thing means anything useful, then it means that I should at once alter the course away, away to the devil somewhere, and come booming down on Fu-chau from the northward at the tail of this dirty weather that's supposed to be knocking about in our way.
Containing a position which I deny,' interrupted he of the dirty countenance.
They want that dirty ice cream, that they do know for certain," she thought, looking at two boys stopping an ice cream seller, who took a barrel off his head and began wiping his perspiring face with a towel.
There were dirty trays, and wine-coolers en permanence on the sideboard, huge dirty gilt cornices, with dingy yellow satin hangings to the barred windows which looked into Cursitor Street-- vast and dirty gilt picture frames surrounding pieces sporting and sacred, all of which works were by the greatest masters--and fetched the greatest prices, too, in the bill transactions, in the course of which they were sold and bought over and over again.
One day, a dirty stranger touched me on the shoulder, and showed me a dirty slip of paper which I at first presumed to be his card.
His dress consisted of a large high-crowned hat, a worn dark suit, a pair of capacious shoes, and a dirty white neckerchief sufficiently limp and crumpled to disclose the greater portion of his wiry throat.