Verb
1. knock against with force or violence;
"My car bumped into the tree"2. 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. dance erotically or dance with the pelvis thrust forward;
"bump and grind"4. assign to a lower position; reduce in rank;
"She was demoted because she always speaks up""He was broken down to Sargeant"5. remove or force from a position of dwelling previously occupied;
"The new employee dislodged her by moving into her office space"