a characteristic gesture or trait; an idiosyncrasy
exaggerated or affected adherence to a particular style in art or literature
(Mannerism) a style of art in Italy and elsewhere in Europe between about 1520 and 1610, characterized by elongation or distortion of the human figure, contrapposto (exaggerated twisting), jewel-like colour, and eroticism, leading exponents being Bronzino, Pontormo, and Parmigianino
mannerist noun and adj
manneristic /-ʹristik/ adj
[Italian maniera style]