Lightbulb

Word used to describe an inbred child that has a massive forehead.

That Drew kid is so creepy with his massive forehead.
It looks like a 'lightbulb'.

by Drew is an inbred child November 9, 2010

Lightbulb

To be a "third wheel" in a situation where only a couple should be together. Think of the single lightbulb in an interrogation room.

I wish Monica wouldn't be such a damn lightbulb... I want some quality time with my boo.

by Ayu September 26, 2004

Lightbulb

An object put into a socket to project light into a room. Lightbulbs require electricity to work.

That Lightbulb is bright

by I see I make definition February 14, 2018

lightbulb

A breakdancing palm tree from the Hagaren fandom.

Q: How many Hagaren fangirls does it take to screw in a lightbulb?
A:....
Fangirls: OMFG WHAT IF ENVY *IS* THE LIGHTBULB!?!?!?

by wiremess March 4, 2005

lightbulb

Electric lamp consisting of a glass bulb containing a wire filament (usually tungsten) that emits light when heated.

Geek One: What do you do in your free time?

Geek Two: Change lightbulbs!

by IrishRepublicanArmy January 27, 2004

lightbulb

a bald-headed white man

May I change seats with you sir? The lightbulb directly in front of me is blinding me.

by Anna Isabella November 2, 2006

lightbulb

An object often used in jokes.

Q: How many surrealists does it take to change a lightbulb?

A: Fish!

by dalziel_86 June 18, 2003