my ass!

US /maɪ æs/
UK /maɪ æs/
"my ass!" picture
1.

an exclamation used to express strong disagreement, disbelief, or contempt

:
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He said he'd help, my ass!
•
You think you're smart? My ass!
:
smart-asskiss asshaul assa pain in the assmake an ass of yourselfbust your asscover your ass