- The definition of lambaste is to beat, or to scold or berate by yelling.
An example of lambaste is for a parent to scold a child by yelling.
A boss lambastes his employee.
transitive verblam·bast·ed, lam·bast·ing, lam·bastes
- To give a thrashing to; beat.
- To scold sharply; berate: lambasted the workers for the shoddy construction.
Origin of lambastePerhaps lam1 + baste3.
(third-person singular simple present lambastes, present participle lambasting, simple past and past participle lambasted)