pull a fast one

== English == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Pronunciation === === Verb === pull a fast one (third-person singular simple present pulls a fast one, present participle pulling a fast one, simple past and past participle pulled a fast one) (slang, idiomatic, often followed by on) To carry out a trick or act of deception; to behave contrary to expectations. ==== Translations ==== ==== See also ==== fast one pull the wool over someone's eyes pull someone's leg