buy a one-way ticket to (something)
To do something that ensures a specific result, especially a negative one. If he doesn't restructure his company soon, he's buying a one-way ticket to bankruptcy. If you come home after curfew, you're buying a one-way ticket to being grounded, mister! Why aren't you wearing the right uniform? You're just buying a one-way ticket to detention.
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.