Below are possible answers for the crossword clue Sign painter's help.
7 letter answer(s) to sign painter's help
STENCIL
a sheet of material (metal, plastic, cardboard, waxed paper, silk, etc.) that has been perforated with a pattern (printing or a design); ink or paint can pass through the perforations to create the printed pattern on the surface below
mark or print with a stencil
Other crossword clues with similar answers to 'Sign painter's help'