Ah.

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.

when you have nothing else to say in the discord, so you just simply say "ah"

An interjection implying revalation.

What you say when you realize that your phone was on the table the whole time.

the sound "ah" is a reference to the queen, Megan Thee Stallion. Just like this emoji 😜, "ah" is a praise to Megan and must only be used whilst sticking your tongue out and winking.