headlights on

When a woman's nipples are obviously erect. Usually humorously called to attention.

"Honey, your headlights are on."

headlights on by tradesman March 31, 2003

headlights on

When a woman isn't wearing a bra.

I saw this girl at Farmers tonight... Her headlights were on.

headlights on by Joe Burns November 20, 2001

headlights on dim 

Someone who is so stuoid they look stupid i.e. a face that just says "DUUUH"

"that guy is looping through life with his headlights on dim!"

headlights on dim by Crazy Doc J August 17, 2006

If your canoe is stuck in a tree with the headlights on, how many pancakes does it take to get to the moon? 

The answer is:

Red.

Can you tell me if your canoe is stuck in a tree with the headlights on, how many pancakes does it take to get to the moon?
RED
Ok thanks

If your canoe is stuck in a tree with the headlights on, how many pancakes does it take to get to the moon? by UrbanGeek06 October 16, 2019

Tape On Headlights 

The action of sucking skin making the blood just under the skin rise, also known as a hickey, performed on a woman’s breast.

Ben: Hey Mitch! I just put tape on headlights!
Sean: yeeeeaaaahhh boiii
Scott: well done sir!
Mitch: let’s fucking go bro

Tape On Headlights by Lil Sco May 31, 2022

Head lights are on 

When an individual’s nips are hard or poking

Girl one: hey ur head lights are on
Girl two:oh my gosh thank you ,do you have a jacket I can borrow?
Girl one:yeah of course!!
Girl two:thank you

Head lights are on by Hotmomzrockmyworld February 21, 2023

one headlight 

The state of being after a loved one has died, or in some cases after a unintentional breakup, such as someone moving away. Denotes an attempt to cling to whats lost.

He's been a one headlight ever since she died.

one headlight by Captain Kevo February 19, 2009