Bump(n.)
- A swelling or prominence, resulting from a bump or blow; a protuberance.
Bump(n.)
- One of the protuberances on the cranium which are associated with distinct faculties or affections of the mind; as, the bump of \"veneration;\" the bump of \"acquisitiveness.\"
Bump(n.)
- The act of striking the stern of the boat in advance with the prow of the boat following.
Bump(v. i.)
- To make a loud, heavy, or hollow noise, as the bittern; to boom.