It is literally the first two words of every typical normie meme. The phrase is so overused that it's become a sort of ironic meta-reflection of meme culture
A phrase osu! players use whenever 727 is seen, anywhere it is seen, mostly excluding punctuations. A reference to Cookiezi's (former #1 osu! player) choke on Blue Zenith +HR (and later +HDHR) worth 727pp (performance points)
Often abbreviated to WYSI.
Variations include: When you fucking see it (WYFSI), When you don't see it (WYDSI, whenever it is 1 digit off from 727 such as 717 and 737), etc.
Example 1:
osu! Player: no I choked my first 7* fc... wait MY ACC IS 97.27% WHEN YOU SEE IT
Example 2:
osu! Player: *looks outside and sees a truck with the number 727*
osu! Player: WHEN YOU SEE IT WYSI
Example 3:
osu! Player 1: lol check the time
osu! Player 2: OMG WYSI WYSI IT'S 7:27 PM
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.
After school, The Modells on Jamaica Ave was active. Respectfully.