- Enter a word for the dictionary definition.
From The Collaborative International Dictionary of English v.0.48:
Gum \Gum\, v. t. [imp. & p. p. Gummed (g[u^]md); p. pr. & vb. n. Gumming.] 1. To smear with gum; to close with gum; to unite or stiffen by gum or a gumlike substance; to make sticky with a gumlike substance. [1913 Webster] He frets like a gummed velvet. --Shak. [1913 Webster] 2. To chew with the gums, rather than with the teeth. [PJC] gum up (a) To block or clog (a conduit) with or as if with gum; as, to gum up the drainpipe. (b) to interfere with; to spoil. [Slang] [PJC]