As a Noun: 1. A material which is produced by a chemical process and which is used to make many objects. It is light in weight and does not break easily. English = plastic. As a Verb or Adjective: 1. Of an object or material, to be bent easily without breaking. English = (be) flexible. 2. Of a system or arrangement, to be easily changed and adapted to different conditions or circumstances. English = (be) flexible. 3. To be made of plastic. English = (be) plastic. 4. To use force to make curved or angular something which is flat or straight. English = bend.