s'posed 

another way to say supposed

i was s'posed to hit dat ho up da otha day

s'posed by antwan duncan September 1, 2003

pinch of King Neptune's Poseidon Powder 

pinch of King Neptune's Poseidon Powder is cocaine.

pinch of King Neptune's Poseidon Powder is also known as the Secret formula

pinch of King Neptune's Poseidon Powder by Fuck you 46893134789076421 August 16, 2019

Neptune’s Poseidon Powder 

Cocaine
Krabby Patty secret formula

Put some Neptune’s Poseidon Powder in the patty.

Neptune’s Poseidon Powder by TheEmperorOfLightSLO January 15, 2019

Neptune's Poseidon Powder 

Crushed clam shells.

I love my Krabby Patties with that crunchy secret ingredient called cocaine or Neptune's Poseidon Powder.

Neptune's Poseidon Powder by We are at Harvard University. January 15, 2019

s'pose

Eye dialect spelling of "suppose", representing Southern US English. (Wikipedia has an arcticle on the subject "Eye dialect" for those who want to know more.)

I s'pose this is an acceptable explanation.
I s'pose two examples will be enough.

s'pose by Katzura March 3, 2011

S’pose 

S’pose

Short term for suppose.

(I'm still shot callin’ like I’m s’pose to be)

S’pose by Doc_jr.224 June 14, 2018

Jared’s Pose 

The peace sign over the individuals face/head area

Did you see that dweeb doing the Jared’s pose? What a loser

Jared’s Pose by Fat Mano March 31, 2020