26Niagara, Niagara, Niagara
On a cruise ship if there is an announcement for the crew with the codeword "Niagara, Niagara, Niagara", followed by a location, it means there is a flooding situation on the ship.
27. Many taxi drivers use radio codes like, "There's an oil spill at ...", or "Cardboard boxes lying on the road ...", to warn other drivers of a police speed detection unit. There are other codes to tell other drivers that a popular taxi rank is empty (or full), or warn of drunk or obnoxious customers trying to hail a taxi. "There's a number eight at the railway station," might mean beware of a fare who looks likely to throw up in your taxi.
28. If you are in a restaurant and hear the chef says "they 86'd the salmon," It can refer to when an item on the menu is not available because the restaurant has run out of ingredients.
29. If you are at an airport and overhear on the loudspeaker someone calling out for a "friend of Bill W." to come to such-and-such area, it means a recovering alcoholic is in trouble and they need a fellow from Alcoholics Anonymous to come and talk to them, to keep them from relapsing. "A friend of Bill's" is also how how AA members identify each other in public.
30. Any man or woman who wears a black ring on their dominant hand ring-finger means they are in the 'Lifestyle' (also known as Swingers!)
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3110-100 Police Code
If you hear a 10-100 over the police dispatch radio it means that the officer is busy in the bathroom. 10-200 is the code for poop and will be 10-8 (clear) as soon as he finishes up.
32. Emergency Medical Responders have a code that someone has a "House in Virginia", or give the other responders a high five on the way out of the door to let the other responders know that the patient has a bloodborne pathogen risk ( like HIV+) and that they may want to double glove.
33. Movie theater employees may say, "Mr. Johnson is in theater number three" to indicate that there is a fire or smoke in that theater. Nightclubs and bars often use the name "Mr. Sands."
34. Sephora employees use a code word named "Nora" to identify Potential Shoplifters. The acronym for NORA is Need Officer Right Away.
35. "Ask for Angela" is the name of a campaign in England that started in 2016. It is used by bars and other venues to keep people safe from sexual assault by using this codeword to identify when they are in danger or are in an uncomfortable situation. When an establishment uses this program, a person who believes themselves to be in danger can "Ask for Angela", a fictitious member of the staff. The staff will then help the person get home discreetly and safely by either escorting them to a different room, calling them a taxi and escorting them to it, or by asking the other party member to leave the establishment
