noun
flak
FLAK/flæk/
Strong criticism or hostile reaction.
The presenter takes flak from displeased colleagues.

Etymology
Anti-aircraft fire became a metaphor for hostile criticism directed at someone.
More examples
- The proposal drew flak from residents.
- She received flak for the delay.
Forms
flak
Similar words
- criticism
- Is the broader term and may be calm or constructive.
- backlash
- Emphasizes a strong reaction against an action or change.