<p><strong>Noun</strong></p><ul><li>Often any of a group of synthetic or natural organic materials that may be shaped when soft and then hardened, including many types of resins, resinoids, polymers, cellulose derivatives, casein materials, and proteins: used in place of other materials, as glass, wood, and metals, in construction and decoration, for making many articles, as coatings, and, drawn into filaments, for weaving.</li><li>a credit card, or credit cards collectively, usually made of plastic: He had a whole pocketful of plastic.</li><li>money, payment, or credit represented by the use of a credit card or cards.</li><li>something, or a group of things, made of or resembling plastic: The entire meal was served on plastic.</li></ul><p><strong>Adjective</strong></p><ul><li>made of plastic.</li><li>capable of being molded or of receiving form: clay and other plastic substances.</li><li>produced by molding: plastic figures.</li><li>having the power of molding or shaping formless or yielding material: the plastic forces of nature.</li><li>being able to create, especially within an art form; having the power to give form or formal expression: the plastic imagination of great poets and composers.</li><li>Fine Arts. concerned with or pertaining to molding or modeling; sculptural.</li><li>relating to three-dimensional form or space, especially on a two-dimensional surface.</li><li>pertaining to the tools or techniques of drawing, painting, or sculpture: the plastic means.</li><li>characterized by an emphasis on formal structure: plastic requirements of a picture.</li><li>pliable; impressionable: the plastic mind of youth.</li><li>Synonyms: amenable, flexible, pliant.</li><li>giving the impression of being made of or furnished with plastic: We stayed at one of those plastic motels.</li><li>artificial or insincere; synthetic; phony: jeans made of cotton, not some plastic substitute; a plastic smile.</li><li>lacking in depth, individuality, or permanence; superficial, dehumanized, or mass-produced: a plastic society interested only in material acquisition.</li><li>of or relating to the use of credit cards: plastic credit; plastic money.</li><li>Biology, Pathology: formative.</li><li>Surgery: concerned with or pertaining to the remedying or restoring of malformed, injured, or lost parts: a plastic operation.</li></ul>