Meaning of “stencil” - Learner’s Dictionary

stencil

noun [ C ] uk us /ˈstensəl/

a piece of paper or plastic with patterns cut into it, that you use to paint patterns onto a surface

stencil verb [ I, T ] (present participle mainly UK stencilling, past tense and past participle stencilled, present participle US stenciling, past tense and past participle stenciled)

to use a stencil to paint patterns onto a surface

(Definition of “stencil” from the Cambridge Learner’s Dictionary © Cambridge University Press)