A term used to describe any type of dance or move that is wacky, weird or unexpected, usually involving wobbly knees or meme dancing like the nae-nae
Streamer: "Chat, I'm not gonna hit that yoinky sploinky, that would be so stupid"
*streamer procedes to hit the meanest yoinky sploinky of all-time just five minutes later.*
An exclamation that, when uttered in conjunction with taking an object, immediately transfers ownership from the original owner to the person using the word regardless of previous property rights.
Though I cherished my automobile, I had to purchase a new one when my second cousin came up from behind me and politely exclaimed, "Yoink" while taking my car keys.
yarin is your very best friend, a good consul and a bad bitch at the same time. she has goldlocks hair and hazel eyes. she is very chill and lazy but spontanious. everyone needs a yarin in their life because it wont be as good without her.
lisa: oh wow, i really like yarin, she's such an amazing friend!
monica: yeah, i really wish she was my friend too....