shellac
1. shel.lac \sh*-'lak\ n 1: purified lac resin usu. prepared in thin orange or yellow flakes by heat ing and filtering and often bleached white 2: a preparation of lac dissolved usu. in alcohol and used chiefly as a woo d filler and finish 3: a composition containing shellac used for making phonograph records 2. shellac vt or shel.lacked; or shel.lack.ing 1: to coat or otherwise treat with shellac or a shellac varnish 2: to defeat decisively or ignominiously