'Gap-toothed' definitions:

Definition of 'gap-toothed'

(from WordNet)
adjective
Having widely spaced teeth; "his gap-toothed grin"

Definition of 'Gap-toothed'

From: GCIDE
  • Gap-toothed \Gap"-toothed`\ (g[a^]p"t[=oo]tht`), a. Having conspicuous interstices between the teeth; as, his gap-toothed grin. --Dryden. [1913 Webster + WordNet 1.5]