unceremonious
Concise Oxford English Dictionary © 2008 Oxford University Press:
unceremonious/ʌnserəˈməʊniəs/
▶adjective discourteous; abrupt.
– derivatives
unceremoniously adverb,
unceremoniousness noun.
unceremoniously adverb,
unceremoniousness noun.
'unceremonious' also found in these Oxford entries:

