What is voller?

The maths guy who thinks he is a maths genius but he is just a sad pile of shit.

Student: Voller you got a neck beard.
Mr Voller: Well i just get on with my maths

voller - meme gif

Owning hair and/or Facial hair that frankly looks bollock poor.

Instantly you could tell he was a nobhead just by his Voller.

Look at the Voller on him! He looks like he's been combing his hair with a flymo!