Life Jacker 

One who tries to 1-up what you do.

A person who is trying to live YOUR life like it's theirs.

A Hater.

You: Hey, I'm going on tour with my band this summer on the West Coast!

Them: I'm going on a WORLD wide tour with my band.

You: *thinking to self* I swear he is such a life jacker.

Life Jacker by Karma Eve March 11, 2010

life jacker 

Something or somone that prevents you from having a social life.

Guy 1: Man, ever since I started playing basketball for the high school team I've haven't done anything but eat sleep and play ball.

Guy 2: Yep sometimes sports can be life jackers.

life jacker by QMILLZ21 July 16, 2009

Chelsea Life Jacket 

A common type of sleeveless jacket, also known as a Gilet. Often seen on the streets of the Royal Borough of Kensington on Chelsea.

"Here comes Tabitha in her Chelsea Life Jacket"

Chelsea Life Jacket by _LDN April 26, 2021

Life Jacket 

A protective device that you put on before you Motorboat a woman with ample cans. Also a visual aid to display your intent to said woman.

Ben, bored with two cats in the bath tub, buckled up his life jacket and dove into a hearty set of knockers head first.

Life Jacket by thed00d! January 21, 2009

life jacket 

In Jamican dialect, used to refer to a condom

You waan deh wid me, you have you life jacket?

life jacket by yamman1989 October 18, 2008

lifejacket 

When a chick comes up behind you, clothed or unclothed, and her boobs rest over your shoulders and around your neck resembling an emergency life-vest.

While trapped in a cave, Grant stayed alive by falling asleep in the security and warmth of his best friend's lifejacket; even though it was a little gay.

lifejacket by cowtipn January 29, 2007

the lifehacker effect 

It means having too much traffic on a web site due to its link being posted on lifehacker.com as a feature article, sometimes even causing the featured web site to go down.

I just visited the site, but it seems the lifehacker effect took off again!

the lifehacker effect by mish1234568 March 14, 2009