over the rainbow

prepositional phrase3

1. •
   Beyond one's grasp; impossible to reach or achieve.

   • Even if it is finished and we have no souls, there may still be some higher order of intelligence out there, somewhere over the rainbow, or in a parallel universe we cannot see. — 2010
2. •
   The afterlife or the path a soul takes to reach the afterlife.

   • Somewhere over the rainbow My son waits for me, There in the presence of our Heavenly Father He's as happy as can be. — 2012
3. •
   Extremely happy; thrilled.

   • So when we landed in Rosedale that Saturday the 28th of June, we weren't in Toronto anymore, but only Grandma was over the rainbow to see us. — 2006

adverb1

1. •
   In an unknown, hypothetical, or very distant place.

   • Somewhere over the rainbow Way up high, There's a land that I heard of Once in a lullaby — 1939