Blue Hand Mafia 

A small organized crime syndicate based out of Witchita Kansas deals in moonshine, cock fights, loan sharking, and petty crimes. Apparel usually consists of a blue glove on the left hand while wearing pinstriped black suits with a black fedora and a blue sash.

"Today I went to see a cock fight with a friend hosted by the Blue Hand mafia"

Blue Hand Mafia by BHMD March 25, 2012

caught blue handed 

This occurs after someone has been turkish smurf jobbed.The sexual frustration caused by the turkish smurf job forces the said person to jack off. This results in their hand (in the turks case his left hand) being dyed bright blue.

Sarah "akan, why's your left hand all blue?"

Akan "oo fml man, I've been caught blue handed!"

caught blue handed by charlie29 November 13, 2009

Blue Team Handshake 

Connecting the thumb and pointer finger together and docking with another persons thumb and pointer finger in an up and down motion.Invented on south side of Chicago in early seventies.

Jeff had just parked his VW microbus and was so elated to see Linda and the crew he called for a Blue Team Handshake all around.

Blue Team Handshake by rOYAL SMALLNESS January 30, 2018

Eureka RapidClean Pro Lightweight Cordless Vacuum Cleaner, High Efficiency Powerful Digital Motor LED Headlights, Convenient Stick and Handheld Vac, Essential, Blue 

Efficient Cordless Cleaning: Powered by the latest motor technology the Rapid Clean makes cleaning convenient and thorough
40 Minutes Long Lasting Runtime: Up to 40 min of fade-free runtime. Easily switch to MAX power on fingertip controls to increase suction for better cleaning on carpet and rugs
Easy Rest Feature: Need to take a break? The specially designed Easy Rest nook allows you to safely prop the vacuum up on countertops and furniture
Under Furniture Reach: We moved the dust cup to the front so you can lay the vacuum completely flat to reach under beds and furniture with ease
LED Headlights: Bright beams light the way so you can see dust and debris that might otherwise have been missed and make cleaning under furniture much easier

Oh man, I can't wait to get home and use my Eureka RapidClean Pro Lightweight Cordless Vacuum Cleaner, High Efficiency Powerful Digital Motor LED Headlights, Convenient Stick and Handheld Vac, Essential, Blue to clean my dog's shit.

Eureka RapidClean Pro Lightweight Cordless Vacuum Cleaner, High Efficiency Powerful Digital Motor LED Headlights, Convenient Stick and Handheld Vac, Essential, Blue by SuperSamboy May 29, 2020

Bluehand 

The online movement against political correctness and islamification of countries.

I am a proud member of Bluehand

Bluehand by James B0nd May 20, 2015

Bluehanded

Showing of affiliation for any school that uses blue as a school color. But most notably used against The University of North Carolina by fans of Duke.

Morris: Hey, Duke and UNC are playing tonight mom!

Beatrice: Oh my God, they're gonna get caught bluehanded!

Morris: The Duke fans are on the prowl. The bluehands are gonna be everywhere!!

Bluehanded by Dusty's Baby Powder October 12, 2010

Bluehanded

Showing of affiliation for any school that uses blue as a school color. But most notably used against The University of North Carolina by fans of Duke.

Morris: Hey, Duke and UNC are playing tonight mom!

Beatrice: Oh my God, they're gonna get caught bluehanded!

Morris: The Duke fans are on the prowl. The bluehands are gonna be everywhere!!

Bluehanded by Dusty's Baby Powder October 11, 2010