bump
     n 1: a lump on the body caused by a blow
     2: something that bulges out or is protuberant or projects from
        a form [syn: {bulge}, {hump}, {gibbosity}, {gibbousness},
        {jut}, {prominence}, {protuberance}, {protrusion}, {extrusion},
         {excrescence}]
     3: an impact (as from a collision); "the bump threw him off the
        bicycle" [syn: {blow}]
     v 1: knock against with force or violence; "My car bumped into
          the tree" [syn: {knock}]
     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" [syn: {find}, {happen}, {chance},
         {encounter}]
     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" [syn: {demote}, {relegate}, {break}, {kick
        downstairs}] [ant: {promote}]
     5: remove or force from a position of dwelling previously
        occupied; "The new employee dislodged her by moving into
        her office space" [syn: {dislodge}, {displace}]
Source: WordNet® 2.0

bump vt. Synonym for increment. Has the same meaning as C's ++
   operator. Used esp. of counter variables, pointers, and index dummies in
   `for', `while', and `do-while' loops.


Source: The Jargon File