look up any word, like ratchet:
 
1.
to masterbate. said by rapper T-Pain in the remix to the song "Hit Em With The Flex" by the Party Boyz
Dave: "Yeah, it my girl's time of the month"
Mike: "Guess you won't be getting any for a few days!"
Dave: "Hell yeah man. I'm gonna have to hit that solo flex tonight."
by BigBlaaaaack April 11, 2010
 
2.
Verb meaning to go somewhere or do something alone.
No one wanted to get a taco with me so I had to soloflex.
by Mustard Bizzle September 26, 2007