1 definition by Elbow grease

Top Definition
Someone who is self important to a degree of uber arrogance.
Mister Twatbox is Someone who is regarded by most people as a complete dick, even amongst his friends.

i.e 'That Mr Twatbox Gordon Broon'
'Here comes Mr Twatbox, try and ignore him'
by Elbow grease May 08, 2010

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