serious, grave, solemn, sedate, staid, sober, earnest mean not light or frivolous. serious implies a concern for what really matters.

Please don't laugh - I'm being serious. He was wearing a very serious expression and I knew something was wrong. On the surface it's a very funny novel but it does have a more serious …

Define serious. serious synonyms, serious pronunciation, serious translation, English dictionary definition of serious. adj. 1. Thoughtful, somber, or grave in manner: He became serious when he …

being in earnest; sincere; not trifling: His interest was serious. requiring thought, concentration, or application: serious reading; a serious task. weighty or important: a serious book; Marriage is a …

Serious can be used to describe something that is significant, grave or of significant importance. It can be characterized by a lack of frivolity, playfulness, or lightheartedness. It often relates to …

Serious definition: Careful in thought, full of concern, or restrained and dignified in manner; somber or grave.

serious definition: grave in manner or disposition. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "dead serious", "serious …

SERIOUS definition: of, showing, or characterized by deep thought. See examples of serious used in a sentence.

Definition of serious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

If someone is serious about something, they are sincere about what they are saying, doing, or intending to do.