adv. 1 gravely, badly, severely, critically Two men were seriously injured in the explosion 2 really, honestly, Scout's honour, sincerely, truly, candidly, openly, Colloq joking or kidding aside, no joking or kidding or fooling, cross one's heart (and hope to die) Seriously, kids, I meant what I said about going to bed on time, or no treats tomorrow at the beach 3 soberly, earnestly, unquestioningly, without a doubt, at face value: What teacher takes seriously that old story about a grandmother's illness as an excuse for absence?
SERIOUSLY
Meaning of SERIOUSLY in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012