abrupt 
/əˈbrʌpt/ adjective
/əˈbrʌpt/ adjective [more abrupt; most abrupt] 1 : very sudden and not expected
▪ There was an abrupt change in the weather. ▪ The road came to an abrupt end. ▪ The storm caused an abrupt power failure. 2 a : talking to other people in a very brief and unfriendly way
▪ He is friendly with customers but abrupt (in his dealings) with his employees. ▪ She has an abrupt manner.
b : rudely brief
▪ an abrupt [=curt, brusque] reply
▪ There was an abrupt change in the weather. ▪ The road came to an abrupt end. ▪ The storm caused an abrupt power failure.
▪ He is friendly with customers but abrupt (in his dealings) with his employees. ▪ She has an abrupt manner.
b : rudely brief
▪ an abrupt [=curt, brusque] reply
— abrupt·ly adverb
▪ The party ended abruptly when the police arrived. ▪ She turned abruptly and walked away. ▪ The land dropped off abruptly.
▪ The party ended abruptly when the police arrived. ▪ She turned abruptly and walked away. ▪ The land dropped off abruptly.
— abrupt·ness noun
[singular] ▪ There is an abruptness in her manner. [noncount] ▪ I was surprised by the abruptness of her manner.
[singular] ▪ There is an abruptness in her manner. [noncount] ▪ I was surprised by the abruptness of her manner.
