Someone who attracts trouble, or crazy people.
Like a porch light attracts bugs and unwanted pests, i.e. mosquitos.
"No, trust me. You don't want to hang out with her, she's a porch light"
by SICKcity July 12, 2009
Get the Porch Light mug.
The act of penetrating a pen light fully into someone's ass while the light is on and facing out. Then turning out the lights in the room creating total darkness except for the back porch light.
Bengy went over to Harvey's house last night and left the Back Porch Light on all night.
by Glenegade February 16, 2011
Get the Back Porch Light mug.
When driving by a house with a green porch light on, Make sure to honk your horn in support of Marijuana use. Or knock on the door for a trick or treat.
Hey, look at that house with a green porch light, lets honk to support pot heads everywhere. If you knock you might get lucky, as someone could be waiting with a sack or a joint to share with you.
by Katesterz June 15, 2023
Get the GREEN PORCH LIGHT mug.
When a swinger couple, or an otherwise cheating spouse puts out a subtle hint that their significant other isn't home and they are available to cheat.

Often used to let another cheating spouse know the coast is clear to sneak in a house and start bumping uglies for a quickie
Karen wanted to let Dan know she was ready for some dirty cheating sex so started leaving the porch light on when her husband was gone for work
by Rick2024 June 12, 2023
Get the leaving the porch light on mug.
Blinking house, blinking front door, blinking back door, blinking lights.

On, Off: 1 Flash.
This means hello 👋 a greeting or sign of acknowledgement.

On, Off. On, Off: 2 Flashs.
A sign of acknowledgement is implied, however, this usually as a signified "End". Examples like, meaning goodbye, goodnight, turning in for now. *Or the end of any posible perceived nuisance whether it be; light, sound (excessive noise), vibration, etc.
**Implied apology

3 Flashes: I'm Home, come over.

3 Fast Flashes: Come Quick!

3 Fast, 3 Slow, 3 Fast: S.O.S / HELP

4 Flashes: Stop any perceiveable nuisance, please.

4 Fast: F***ing Knock it off.

All can be repeated with a few, or multipul, brief pauses or intervals of pause.
Blinking porch light

Blinking light rules for back door or porch light communication
by Coconut363 September 30, 2023
Get the Blinking porch light mug.