1. (

• bump

) a lump on the body caused by a blow ;

2. (

• bulge ,
• bump ,
• hump ,
• swelling ,
• gibbosity ,
• gibbousness ,
• jut ,
• prominence ,
• protuberance ,
• protrusion ,
• extrusion ,
• excrescence

) something that bulges out or is protuberant or projects from its surroundings; "the gun in his pocket made an obvious bulge"; "the hump of a camel"; "he stood on the rocky prominence"; "the occipital protuberance was well developed"; "the bony excrescence between its horns" ;

3. (

• blow ,
• bump

) an impact (as from a collision); "the bump threw him off the bicycle" ;

1. (

• bump ,
• knock

) knock against with force or violence; "My car bumped into the tree" ;

2. (

• find ,
• happen ,
• chance ,
• bump ,
• encounter

) come upon, as if by accident; meet with; "We find this idea in Plato"; "I happened upon the most wonderful bakery not very far from here"; "She chanced upon an interesting book in the bookstore the other day" ;

3. (

• bump

) dance erotically or dance with the pelvis thrust forward; "bump and grind" ;

4. (

• demote ,
• bump ,
• relegate ,
• break ,
• kick_downstairs

) assign to a lower position; reduce in rank; "She was demoted because she always speaks up"; "He was broken down to Sergeant" ;

5. (

• dislodge ,
• bump ,

) remove or force from a position of dwelling previously occupied; "The new employee dislodged her by moving into her office space" ;