Home › Words › J › jetiquettejetiquettejetiquette · noun — the standard of acceptable behavior to be observed by passengers of an airplane.Definition from Wiktionary (CC BY-SA 3.0).EtymologyBlend of jet + etiquette.nounThe standard of acceptable behavior to be observed by passengers of an airplane.e.g.“A nice sense of when to speak, if ever, to the person beside one is a good part of airplane manners, or jetiquette.” — 1973, Peg Bracken, But I Wouldn't Have Missed It for the World!: The Pleasures and Perils of an Unseasoned Traveler, Harcourt Brace Jovanovich, →ISBN, page 251:Definitions & examples from Wiktionary (CC BY-SA 3.0).