Leave Middle Girth
Going on a diet by moving to a location with fewer tempting or unhealthy snacking opportunities.
Galdalf: It is time, Frodo.
Sam: What does he mean?
Frodo: I'm getting fat, Sam. It is time for me to leave middle girth. There are too many tempting and unhealthy eating opportunities in The Shire. <looks a Sam's belly> You should come, too.
Sam: What does he mean?
Frodo: I'm getting fat, Sam. It is time for me to leave middle girth. There are too many tempting and unhealthy eating opportunities in The Shire. <looks a Sam's belly> You should come, too.