slag sb off
UK informal— phrasal verb with slag uk/slæɡ/us/slæɡ/verb -gg-
to criticize someone:
I hate the way Dan is always slagging people off behind their backs.
Thesaurus: synonyms and related words
Disapproving & criticizing
- -basher
- animadversion
- aspersions
- backbite
- bad-mouth
- belabour
- damn
- damn sb with faint praise idiom
- denounce
- dig
- disapproval
- give sb hell idiom
- nagging
- pick holes in sth idiom
- pitch into sb/sth
- pound
- pull sth apart
- put the boot in idiom
- take a dim view of sth idiom
- throw
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