un ‧ cer ‧ e ‧ mo ‧ ni ‧ ous ‧ ly /ˌʌnserəˈməʊniəsli $ -ˈmoʊ-/ BrE AmE adverb
in a rough or sudden way, without showing any respect or politeness:
He grabbed her arms and hauled her unceremoniously to her feet.
—unceremonious adjective
un ‧ cer ‧ e ‧ mo ‧ ni ‧ ous ‧ ly /ˌʌnserəˈməʊniəsli $ -ˈmoʊ-/ BrE AmE adverb
in a rough or sudden way, without showing any respect or politeness:
He grabbed her arms and hauled her unceremoniously to her feet.
—unceremonious adjective
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012