Fast one and Hocus-pocus

Fast one noun - A cunning or deceitful action or device.

Hocus-pocus and fast one are semantically related. in trickery topic. In some cases you can use "Hocus-pocus" instead a noun phrase "Fast one".

Hocus-pocus noun - The art or skill of performing tricks or illusions for entertainment.

Fast one and hocus-pocus are semantically related. Sometimes you can use "Fast one" instead a noun phrase "Hocus-pocus".