brusque, brusk, curt, short -- (marked by rude or peremptory shortness; "try to cultivate a less brusque manner"; "a curt reply"; "the salesgirl was very short with him")
crisp, curt, laconic, terse -- (brief and to the point; effectively cut short; "a crisp retort"; "a response so curt as to be almost rude"; "the laconic reply; `yes'"; "short and terse and easy to understand")