piece of the pie

chess piece

A person being manipulated by another, being used to some end.

eat humble pie

To admit one's faults; to make a humiliating apology.

finger in the pie

A share in the doing of something; involvement.

give someone a piece of one's mind

To express one's opinion strongly; to voice one's disagreement or dissatisfaction, especially with another person; to scold or rebuke someone.

humble pie

Humility, being humble.

pie in the sky

A fanciful notion; an unrealistic or ludicrous concept; the illusory promise of a desired outcome that is unlikely to happen.

piece of ass

An act of sexual intercourse, especially a one-night stand.

piece of cake

A job, task or other activity that is pleasant or, by extension, easy or simple.