biggie

noun

1. 1

   Something large in size in comparison to similar things.

   “The wardrobe is the biggy – we'd better move that first.”

2. 2

   Something impressive in comparison to similar things.

   “Here's the biggy: she's only getting divorced!”

3. 3

   (chiefly in the negative) Big deal.

   “- Dude, I forgot to return your book!”

4. 4

   (originally US) A person of importance or power, especially in the entertainment industry.