Idiot Light Edit Meaning

1.

When you have a stick shift car and the little light on the dash comes on. Idiot light

Jay is driving down the road and the idiot light comes on, Shift idiot!

See idiot, light, stick shift, car, shift

2.

On a moving vehicle, an unused turn signal.

That guy's been driving with his idiot light on for 6 blocks.

See car, truck

3.

The green coloured indicator on a motorcycle. Which informs the rider, they are in the "Neutral" gear, when lit.

"Dude...Why's my bike not moving?"

"Of COURSE it's not moving, STUPID! Your 'idiot light' is on!"

See dummy, retard, shithead, rancher, spaz