Bump (bŭmp; 215), v. t. [imp. & p. p. Bumped (bŭmpt); p. pr. & vb. n. Bumping.] [Cf. W. pwmp round mass, pwmpiaw to thump, bang, and E. bum, v. i., boom to roar.] To strike, as with or against anything large or solid; to thump; as, to bump the head against a wall.
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Bump (&unr_;), n. [From Bump to strike, to thump.] 1. A thump; a heavy blow.
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2. A swelling or prominence, resulting from a bump or blow; a protuberance.
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It had upon its brow
A bump as big as a young cockerel's stone. Shak.
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3. (Phren.) 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.” [Colloq.]
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4. The act of striking the stern of the boat in advance with the prow of the boat following. [Eng.]
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Bump, n. The noise made by the bittern.
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