'Capo tasto' definitions:

Definition of 'Capo tasto'

From: GCIDE
  • Capo tasto \Ca"po tas"to\ [It. capotasto.] (Music) A sort of bar or movable nut, attached to the finger board of a guitar or other fretted instrument for the purpose of raising uniformly the pitch of all the strings. [Webster 1913 Suppl.]