to socialize with your friends, whether it is of your choosing or not; most of the time the term is uesd to refer to a type of fun.
me n chip were hanging out.
by howdoithinkofthisstuff? March 30, 2005
A man's way of identifying his lack of committment and/or financial stability with regards to women in general, or to a specific woman in particular. A glaring clue to a serious-minded, one-man-woman to run for the hills.
A man calls you up on a Friday night and says, "Wanna hang out sometime this weekend?"

A man says to you, "Ya know? I really like hanging out with you..."
by Sarah Chase September 3, 2007
the term used to in exegetical reference as to the social statement and stature of two people completing several "getting to know you occasions" and still wanting or choosing to be around each other.
London told Erik that her boss will want to meet him if they are still hanging out despite the fact they have been friends from months.
by kidvik May 20, 2008
A situation that occurs when a male has incorrectly secured his fly and is not wearing underpants.
Tom was in front of his sixth grade geography class and his male member was hanging out of his drawers.
by freddy reddy August 17, 2010
To do more than just hang out...in other words, hanging out very intimately.
Hey Ryan, next time you come to Houston, do you want to hang out, hang out, hang out? ;)
by MexSpanGer Girl (not IR) April 30, 2008
Less serious than getting together or dating. Spending time with someone in the context of friendship or in the context of casually exploring whether you like someone as just a friend or maybe more than a friend.
I'm gonna hang out with my best friend this weekend. We should hang out some time.
by Caleban August 8, 2006
verb (informal)
to socialize with in public

Comes from the formal meaning of "hang out": to protrude or stick out. Hence, the use of "out" for public. Not to be confused with "hang with", which is an umbrella term that includes socializing publicly or privately.
Friend: "Dude, you never hang out with me anymore."
You: "Not true: even though I don't get out of my house much, I still socialize with you on Facebook, which can be seen by other people."
Friend: "Touché."
by Prior Analytics March 9, 2012