Meaning of “abrupt” - Learner’s Dictionary

abrupt

adjective us uk /əˈbrʌpt/
SUDDEN

sudden and not expected:

Our conversation came to an abrupt end.
RUDE

dealing with people in a quick way that is unfriendly or rude:

She has a rather abrupt manner.
abruptly adverb

(Definition of “abrupt” from the Cambridge Learner’s Dictionary © Cambridge University Press)