contentious group

See: faction
References in classic literature ?
All about us the snow was crusted in shallow terraces, with tracings like ripple-marks at the edges, curly waves that were the actual impression of the stinging lash in the wind.
Turtle, salmon, tautog, woodcock, boiled turkey, South-Down mutton, pig, roast-beef, have vanished, or exist only in fragments, with lukewarm potatoes, and gravies crusted over with cold fat.
I liked the hush, the gloom, the quaintness of these retreats in the day; but I by no means coveted a night's repose on one of those wide and heavy beds: shut in, some of them, with doors of oak; shaded, others, with wrought old English hangings crusted with thick work, portraying effigies of strange flowers, and stranger birds, and strangest human beings,-- all which would have looked strange, indeed, by the pallid gleam of moonlight.
They were crusted thick with rust and dirt; but she dared not attempt to clean them until bed-time secluded her from the prying eyes of the servants in the solitude of her room.
The blue of the line was crusted with steel color, and the brilliant flags projected.
Obviously they have been caused by someone who has very carelessly scraped round the edges of the sole in order to remove crusted mud from it.
The head of the family, you know, is the Duke of Exmoor; he is one of the few really stiff old Tory aristocrats left, a sound old crusted tyrant it is quite in our line to make trouble about.
In that cave also are found human bones, crusted with a very thick, stony coating, and wise men have ventured to say that those men not only lived before the flood, but as much as ten thousand years before it.
They were strange ornaments to bring on a sea voyage--china pugs, tea-sets in miniature, cups stamped floridly with the arms of the city of Bristol, hair-pin boxes crusted with shamrock, antelopes' heads in coloured plaster, together with a multitude of tiny photographs, representing downright workmen in their Sunday best, and women holding white babies.
Unopposed they reached the royal palace and marched up the marble steps, which had once been thickly crusted with emeralds but were now filled with tiny holes where the jewels had been ruthlessly torn from their settings by the Army of Revolt.
The long breakers were sweeping in from the Atlantic with a low, insistent roar; as far as the eye could reach the waves were crusted with white foam.
Vainly Daylight staggered and stumbled and fell and crept through the snow that was wet with thaw, or across it when the night's frost still crusted it beyond the weight of a man, searching for one more squirrel, striving to achieve one more transmutation of furry leap and scolding chatter into the lifts and tugs of a man's body that would hoist the boat over the rim of shore-ice and slide it down into the stream.