This word is usually misconceived as a term of overwhelming joy, anguish, or just something astounding.
1) A short person who obsessively listens to 311.
2) A person who constantly plays any and all sorts of air instrument.
3) A person who enjoys being repeatedly butt-sexed by spiked strap-ons.
"Look at that flowing mindspin over there...he's enjoying this concert WAAY too much!"
"My boyfriend is a totally a flowing mindspin. I feel like I need it attached permanently to my body!"