When you hold your hand in a "karate-style" fashion, then, with a ramming motion, jam it up an unsuspecting person's ass crack. (Optional) Then yell "COLD FISH!"
The way to describe the behavior of a bi-polar lover. Traditionally used when a great date with said individual is followed by an extremely bad or awkward date.
Joel: hey how was your date last night, you were really excited?
Brian: horrible we had a great time last week but last night she spent the whole date texting.
Joel: she is a total hot fish cold fish... get out now.
"Sweden" Millions of people have called Sweden "Fishy Cold Place" their entire lives without realizing the name of the country is actually Sweden. Example of the Mandela Effect.
nerdy person: wait Where'd you get your chair from
normal person: oh from the fishy cold placee shop
nerdy person : where??
normal person: the one that begins with I and ends with a I think
nerdy person: oh IKEA??
normal person : yeah the fishy cold placee shop?
nerdy person: that's Swedish
normal person: huh?