treat someone like dirt
US /triːt ˈsʌm.wʌn laɪk dɜːrt/
UK /triːt ˈsʌm.wʌn laɪk dɜːrt/
1.
to treat someone very badly and without respect
:
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His boss always treats him like dirt, making him work long hours for low pay.
•
I won't let anyone treat me like dirt ever again.