Double Nickel 

N. Fifty-five miles per hour, origins in CB radio slang.

Speed limit comin' up is double nickel, my cornflake friend.

Double Nickel by Digs July 13, 2004

double nickel 

The amount of points Michael Jordan dropped on the Knicks the year he came back!

MJ just came back and dropped a double nickel of those sad Knicks!

double nickel by crooks October 29, 2005

Double Nickel 

Being fifty five 55 years old.

Pete just hit double nickel, he can retire early now.

Double Nickel by vamnews November 1, 2005

double nickel 

n. Interstate Highway 55 (I-55) as it is called in some parts of the southern United States.

The double nickel follows a route from Chicago to New Orleans.

double nickel by Richard Black December 28, 2005

double nickel 

Someone who is 55 years of age

He hit his double nickel this year.

double nickel by Cody H S. October 24, 2005

double nickel 

Traveling at 55 M.P.H.

I was rollin double nickel on I-94 thru Milwaukee

double nickel by Jim May 13, 2008