Full Sun 

Haechan's nickname. His stage name is “Haechan” or 해찬 in korean.
Hae (해) means “Sun” while Chan (찬) means “to be filled with” or “full” so that’s why he’s also called as “Full Sun”.

A: Haechan is an amazing singer! His tone of voice really is something else!
B: I know right! Full Sun is amazing!

Full Sun by hyucksbabie June 17, 2019

pocket full of sunshine 

a pocket full of drugs i.e: crack, weed, ectasy etc..

take me away to that secret place with that pocket full of sun shine, give me a sweet escape with your pocket full of sunshine

pocket full of sunshine by senor poocho June 24, 2008

I got 2 pockets full of sunshine 

To have something that is better than what someone else has, to have something really cool/interesting.

Guy 1: You ain't got shit!
Guy 2: Mother fucker I got 2 pockets full of sunshine!!

I got 2 pockets full of sunshine by ThatCoolGuyYouDon'tKnow June 26, 2016

POCKET FULL OF SUNSHINE 

FIGHTING MAD

I'VE GOTTA" POCKET FULL OF SUNSHINE" WITH YOUR NAME IT.
IF I TAKE MY HANDS OUT OF MY POCKETS I WILL LAY A BEATING ON YOUR SORRY ASS.

POCKET FULL OF SUNSHINE by JATEAGAIN October 15, 2009

Pocket full of sunshine 

When you receive a hand-job through your pants or some other form of clothing usually through a pocket

Zack: Dude I thought you and that girl were gonna go somewhere and do something
Alex: No she game me a pocket full of sunshine right in front of everyone

Pocket full of sunshine by MSHS2017 June 4, 2016

cock full of sunshine 

When a man (or tansgender) has been holding in their load and has a good intent when releasing it

I got a cock full of sunshine, I got a pocket full of pussy. Woah! Woah!

cock full of sunshine by Oh yes please November 17, 2016

fullsun 

also spelt full sun.
nct's haechan/donghyuck. 해 means sun and 찬 means to be filled with/full, so fullsun is just a literal translation of his stage name.

NCTzen: Fullsun... my newest bias wrecker... I love his voice sm asdjkalfjdsf

fullsun by sighkick May 28, 2019