Used when someone behaves too formally in a relaxed situation, making others feel uncomfortable. At the family barbecue, there's no need to stand on ceremony.
Pro Tip 2/3
Rejection of Formality
Often used to invite someone to relax or be more informal in their behavior or attitude. Please, come in and relax. We don't stand on ceremony in this house.
Pro Tip 3/3
First-time Meetings
It's common to stand on ceremony during a first meeting, but less so once familiarity is established. It's alright to stand on ceremony during your first day at work.