1. Collide with force or violence
   "My car bumped into the tree";
   - knock
    
2. Come upon, as if by accident; meet with
   "I bumped into an old friend at the store";
   - find, happen, chance, encounter
    
3. Remove or force from a position of dwelling previously occupied
   "The new employee bumped her by moving into her office space";
   - dislodge
    
4. Assign to a lower position; reduce in rank
   "She was bumped because she always speaks up";
   - demote, relegate, break, kick downstairs [informal]
    
5. [informal] To enjoy some music greatly
   "I really bump this new album"
    
6. [informal] To play music at loud volume
   "They bumped their favourite tracks at the party";
   - slap [informal]
    
7. (Internet) post to a thread in a discussion, returning it to the top of the list
   "He bumped the thread to get more responses to his question"
    
8. Dance erotically or dance with the pelvis thrust forward
   "bump and grind"

1. An impact (as from a collision)
   "the bump threw him off the bicycle";
   - blow
    
2. Something that bulges out or is protuberant or projects from its surroundings
   "the gun in his pocket made an obvious bump";
   - bulge, hump, swelling, gibbosity, gibbousness, jut, prominence, protuberance, protrusion, extrusion, excrescence
    
3. A lump on the body caused by a blow
   "He had a painful bump on his head from hitting the low doorway"
    
4. [informal] A (small) increase
   "a bump in sales"

Derived forms: bumped, bumps, bumping

See also: murder, run into

Type of: assign, bask, bump into, collide with, come across, dance, delegate, depute, designate, displace, encounter, enjoy, harm, hit, hurt, impact, impinge on, injury, love, meet, play, projection, relish, run across, run into, savor [US], savour [Brit, Cdn], see, strike, trauma, trip the light fantastic [archaic], trip the light fantastic toe [archaic]

Encyclopedia: Bump, Bump, Bump