show the cloven hoof(redirected from cloven)
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Related to cloven: cloven foot
show the cloven hoof
To reveal one's evil or malicious nature. The devil is typically depicted with cloven hooves. I thought I could trust Eric until he showed the cloven hoof by spreading rumors about me. Jill definitely sabotaged my last two relationships. She might seem nice, but she always shows the cloven hoof eventually.