slag off
Common in British, Irish, and Australian English, "slag off" is an informal phrase used to describe the act of harshly criticizing someone, often in their absence.
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Definition
B2Informal Conversation
(British, Irish, Australian, slang)To harshly criticize or speak insultingly about someone, often when they are not present.
Example
- They always slag off their boss when he's not around.
- Stop slagging off your teammates; it's not helping anyone.
Similar
Terms that have similar or relatively close meanings to "slag off":
sling offsack offslack offtalk trashgob offtalk shitrack offtell offtake the pisssag offblow offhack offsling outmug offslacken offcrack off