adjective

 

not pleasant not pleasant

bad weather

 

low quality of low quality

bad behaviour/manners

 

severe very serious or severe

a bad injury

 

not lucky not lucky, not convenient, or not happening how you would like

It was just bad luck that she heard us.

 

evil evil

She's a really bad person.

 

not fresh Bad food is not fresh and cannot be eaten.

 

painful If you have a bad arm, leg, heart, etc, there is something wrong with it and it is painful.