|  | 
Definition of On top of the world
1. Adjective. (idiomatic) Delighted; ecstatic; exceptionally pleased, happy, or satisfied. ¹
¹ Source: wiktionary.com
|  | 
1. Adjective. (idiomatic) Delighted; ecstatic; exceptionally pleased, happy, or satisfied. ¹
¹ Source: wiktionary.com