tall story
noun /ˌtɔːl ˈstɔːri/
/ˌtɔːl ˈstɔːri/
(especially British English) (North American English usually tall tale)
- a story that is difficult to believe because what it describes seems exaggerated and not likely to be true
- No one would believe such a tall story.
- Sounds like another one of his tall stories to me.