left hanging
When someone attempts a high five, handshake or other physical contact greeting and the other person does not reciprocate, leaving them looking foolish with their hand in the air.
Robert tried to high five John but was left hanging.
Left me hanging
When your partner says they will call you but fall asleep instead.
Hi baby, I'm hanging out with my friend but I'll call you when I'm done.
7 hour later, no call.
My partner left me hanging tonight by not calling me.
7 hour later, no call.
My partner left me hanging tonight by not calling me.
hanging left
Method of waiting within an intersection until the traffic light turns red to make a left turn. Very common in Los Angeles, where there are no left turn signals and often no breaks in oncoming traffic. Apparently legal by necessity in some areas.
Tourist drivers frequently don't understand the LA hanging left, and will sometimes wait through several cycles before making a left turn, often prompting honking and road rage.
left you hanging
Hit it and quit.. Basically when a person decides to have sex with you and they will leave you hanging
Look man I feel like we are distancing off from each other after we had sex.. At least I didn't left you hanging
hanging left trailers
Opportunist drivers who illegally follow a "hanging left" driver through a left turn at an intersection. Illegal, since it entails entering an intersection on a red light.
Sometimes it feels good to honk at the hanging left trailers.