Lining panels. Learn more. LINING meaning: 1. The meaning of LINING is material that lines or that is used to line especially the inner surface of something (such as a garment). Lining definition: A covering or coating for an inside surface. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. The lining of something such as a piece of clothing or a curtain is a layer of cloth attached to the inside of it in order to make it thicker or warmer, or in order to make it hang better. lin•ing1 (lī′ ning), n. Material used for such covering or coating. 1. Definition of lining noun in Oxford Advanced Learner's Dictionary. mta wx5ibzxh guvqpm ft0n cia zh lt0ys 5lr dxs tmr