bring (someone/something) down a peg (or two)

to show that someone or something is not as good as people think.

His arrogant behavior made some people want to see him brought down a peg.

She uses her position to take other people down a peg or two.

• have your finger on the button
• have your finger on the pulse
• have your fingers in the till
• have your guts for garters
• have your hand in the till
• have your hands full
• have your head in the clouds
• have your head screwed on
• have your head screwed on right
• have your head screwed on the right way
• have your head stuck up arse
• have your head stuck up your arse
• have your head up arse
• have your head up your arse
• have your heart set on
• have your heart set on doing something
• have your heart set on something
• have your knife into
• have your knife into someone
• have your mind on
• have your mind on something
• have your moments
• have your name in lights
• have your nose in a book
• have your nose in the air