clag 

learned from speed tv: Clag is the bits of rubber that get thrown off the tires to the side of the road outside the racing-line.

I have walked the track after a race, and they are often small specks to marble sized, and less-frequently but noticable golf-ball sized.

clag by Matthew May 23, 2004

clag 

when arse hair gets matted together with shit when you don't wipe your bottom properly.

i had to soak the clag in the bath before i could pull it off
(it was still painful though)

clag by busmas April 22, 2003

clag 

Clag can also refer to any smoke or byproduct of a large diesel engine's Starting or pulling heavy loads as seen with trains and semi's

During Locomotive starts, there's excessive clag

clag by Northstar2007 November 6, 2007

clag 

An aviation acronym that originated within the Royal Air Force. It stands for "Cloud Low, Aircraft Grounded", but nowadays it is often used in general usage to describe grey, drizzly low laying cloud.

I don't fancy flying in the clag.

clag by Ben Chapman January 17, 2007

Clag 

the cyber version of a slag.

joe: Ay tha lorelas such a slag yeno
mark: Nah she’s like jyotshna she only sends pics n chats it makes her a clag

Clag by isuckedyamar April 1, 2020

clag 

Brand of Australian glue, often used in a sentence to describe something that has become stuck or stopped up.

My Computer has clagged up 'cos I'm running too much stuff

clag by erin day May 30, 2005

clag 

a mix of the words "cunt" and "slag" = clag. it can be used as a joke towards friends or siblings, but if used in a serious context it would most likely come off weird.

person 1: "shut up, you clag"
person 2: "you're the clag!"

clag by stantwice555 December 4, 2022