Meaning
What does I Seent It mean?
I seent it is a memorable quote from Pineapple Express, that is often used online as a reaction image macro.
Its main application is for expressing annoyance when seeing something repeatedly.
Origin
What's the origin of I Seent It?
Pineapple Express premiered in the United States on July 31st, 2008.
“I seent it” was said by the character Matheson (portrayed by Craig Robinson) as he was telling his partner he’s not as ferocious as he used to be.
The term “seent” was first defined synonymously to “seen” on Urban Dictionary in 2009.
Spread & Usage
How did I Seent It spread?
The first time, “I seent it” was used as a meme can be linked to FunnyJunk, where an image macro depicting the scene was posted on April 2nd, 2011.
It would remain a popular format, appearing on Twitter and Reddit by 2014, even being referenced by Wesley Snipes in a tweet in 2018.

External resources
- Know Your Meme – I seent it