/sheuh lak"/ , n. , v. , shellacked, shellacking .
n.
1. lac that has been purified and formed into thin sheets, used for making varnish.
2. a varnish (shellac varnish) made by dissolving this material in alcohol or a similar solvent.
3. a phonograph record made of a breakable material containing shellac, esp. one to be played at 78 r.p.m.: an LP that can hold nearly 10 times as much as the old shellac.
v.t.
4. to coat or treat with shellac.
5. Slang.
a. to defeat; trounce.
b. to thrash soundly.
Also, shellack .
[ 1705-15; SHELL + LAC 1 , trans. of F laque en écailles lac in thin plates ]