1. (

• slump ,
• slouch ,

) assume a drooping posture or carriage ;

2. (

• slump ,
• slide_down ,
• sink ,

) fall or sink heavily; "He slumped onto the couch"; "My spirits sank" ;

3. (

• slump ,
• fall_off ,
• sink

) fall heavily or suddenly; decline markedly; "The real estate market fell off" ;

4. (

• decline ,
• slump ,
• correct ,

) go down in value; "the stock market corrected"; "prices slumped" ;