Jump to user comments
Adjective
- requiring effort or concentration; complex and not easy to answer or solve
- raised serious objections to the proposal
- the plan has a serious flaw
- completely lacking in playfulness
- causing fear or anxiety by threatening great harm
- a severe case of pneumonia
- a life-threatening disease
- of great consequence
- marriage is a serious matter
- concerned with work or important matters rather than play or trivialities
- a serious student of history
- a serious attempt to learn to ski
- are you serious or joking?