WordWeb Online

1. Censure severely or angrily
   "The deputy lambasted the Prime Minister";
   - call on the carpet [US, informal], take to task, rebuke, rag [informal], trounce, lecture, reprimand, jaw [informal], dress down [informal], call down [informal], scold, chide, berate, bawl out [informal], remonstrate, chew out [N. Amer, informal], chew up [N. Amer, informal], have words, lambaste, ream [N. Amer, informal], wig [Brit, informal]
    
2. Beat with a cane
   - cane, flog, lambaste

Derived forms: lambasts

Type of: beat, beat up, criticise [Brit], criticize, damn [informal], knock [informal], pick apart, work over