open season on

open season on idiom
A period of unrestrained criticism or attack on something or someone, as in During an election year it's open season on all officeholders. This expression alludes to the period during which one may legally hunt or fish. [Colloquial; c. 1900]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.