The sticky, yellowy, substance with a similar consistancy to that of a crumbly cheese that collects behind the foreskin of a man if he is dirty and doesn't wash properly.

Sending randomized signals to the router to act as a jamming method in order to protect against Air-Gap attacks from cell phones that attempt to use the memory bus as a radio antenna.

Derivitive in most instances from the word Smegma (See: Knob Cheese), with four meanings:

1) Spoken in the show Red Dwarf (may have been used earlier than this.) and adopted into every-day culture; Similar meaning to damn or fuck.

2) Presumably an abbreviation of Smegma again; Referring to something digusting. Often an -unidentified- disgusting substance.

3)An insult. Smegma isn't the most complementary thing to call someone, so we can assume it comes from this word.

4) A company that makes various kitchen appliances such as cookers or fridges, which serve about as much purpose as the Smegma the word tend to derive from.

Its also a make of really crap fridges and cookers, they only last about 4 mins

A very versatle swear word which can be used for many things.

There was a young lady from Leith
Who circumcised men with her teeth
It wasn't for money
Or anything funny
She just liked the cheese underneath

This "cheese" is smegma, hence a smeghead is a cheesy dickhead

A St Margaret's Girl. Can be recognised by vibrant yellow bands on her blazer. She may carry a piece of paper which reads 'In need of a dance date', as SMEGs are very unsociable beings and do not come into contact with the opposite sex on a regular basis. Usually, their Facebook friends list consists of all female friends and, sometimes, one male - their father.