A fork of Rural Dictionary
Being overconfident and reckless. Not knowing your limits. The phrase comes from the tale of Icarus, a young man who flew too close to the sun and fell from the sky when his wings melted. It's a tale of caution, warning us to remember our limitations.
Person #1: That man was killed by the gang leader, thinking he can take him on. Person #2: I guess he flew too close to the sun.