"On top of the world" is an idiom which means 'exceptionally pleased, happy, or satisfied'. It may also refer to:
On Top of the World is a census-designated place (CDP) and premier 55+ active adult retirement community located in southwestern Marion County, Florida, approximately 11 miles southwest of Ocala in Central Florida. Spanning 17.5 square miles with a…

Cover art forOnTopoftheWorldby Imagine Dragons.The track first appeared on their seventh EP, Continued Silence. On both albums, “OnTopoftheWorld” was preceded by “Demons.” Over a year later, the band released the song as a single on March 3, 2013.

This particular example perfectly highlights why On Top Of The World is so captivating.
She owns threeoftheworld's largest companies and is oneoftherichest people on the planet.P. G. Wodehouse used it in Very Good, Jeeves! (1930): “If ever a bird [fellow] was sittingontopoftheworld, that bird was Bingo.”

Moving forward, it's essential to keep these visual contexts in mind when discussing On Top Of The World.
3. Now don't come runnin' Holdin' up your hand. Can get me a woman Quick as you can get a man. Now she's gone. An' I don't worry. Lord, I'm sittin'ontopoftheworld.
Seetop1 (sense 25). See full dictionary entry forworld. Most material © 2005, 1997, 1991 by Penguin Random House LLC.It was a great show of sportsmanship and elite sport and how humble you can be while so young andontopoftheworld. The Guardian (2021).