A flex is a person who always seems to have an excuse for not being able to hang out. May ditch you for other people.
by Karen Wallice July 19, 2017
by Taybabi a.k.a Tayla June 02, 2007
When someone makes plans with you but then at the last minute decides to change plans and do something with someone else (that someone usually being a female)
by Kanuch Lord November 05, 2017
by Ohana_Ashley November 07, 2014
by nasareth (wigga genious) July 08, 2003