To show contempt for someone or something.
put someone on to
To show; to draw someone's attention to something useful or interestin…
show someone a thing or two
An expression used to indicate that one intends to impress others with…
piss on
To express contempt and disrespect for someone or something, or to act…
hold cheap
To have a low esteem for (someone or something); to hold in contempt; …
know inside and out
To know (something or someone) very thoroughly.
paper tiger
Something or someone that appears powerful, strong or threatening but …