This term is called a keyboard smash. It is used when something surprising or hilarious happens.
It is mostly used through text messages.
"Look at this picture"
"asdfhjkl, haha"
8👍 1👎
aL THE KEY THA CAN BE WRITTEN WITHOUT IT DOING SOMETHING
`1234567890-QWERTYUIOP\asdfhjkl;'zcvbnm,./