1 general:: Phrase(s): Don’t stand on ceremony. Do not wait for a formal invitation.; Please be at ease and make yourself at home. (Some people read this as "Don’t remain standing because of ceremony," and others read it "Don’t be totally obedient to the requirements of ceremony.") • Come in, Tom. Don’t stand on ceremony. Get yourself a drink and something to eat and introduce yourself to everyone."
McGrawhill's American Idioms And Phrasal Verbs