swear at

swear at idiom
Curse, use abusive, violent, or blasphemous language against, as in He has a way of swearing at all the other drivers on the road. [Late 1600s]

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.

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