<p><strong>Noun</strong></p><ul><li>a slender tube of wood, metal, plastic, etc., containing a core or strip of graphite, a solid coloring material, or the like, used for writing or drawing</li><li>a stick of cosmetic coloring material for use on the eyebrows, eyelids, etc.</li><li>anything shaped or used like a pencil, as a stick of medicated material: a styptic pencil</li><li>a narrow set of lines, light rays, or the like, diverging from or converging to a point: a pencil of sunlight</li><li>a slender, pointed piece of a substance used for marking</li><li>style or skill in drawing or delineation: He favored the late products of the artist's pencil</li><li>Mathematics: the collection of lines, planes, or surfaces passing through a given point or set of points and satisfying a given equation or condition</li><li>Archaic: an artist's paintbrush, especially for fine work</li></ul><p><strong>Verb</strong></p><ul><li>to write, draw, mark, or color with, or as if with, a pencil</li><li>to use a pencil on</li></ul><p><strong>Verb Phrase</strong></p><ul><li>to schedule or list tentatively, as or as if by writing down in pencil rather than in ink: I'll pencil you in for ten o'clock</li></ul>