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2.
The definition of a complete twat, acting in a manner considered too gay for normal society, or somebody who you just down right wanna punch.
My mate Shaun went out last night and pulled this Aussie bloke. What a cheeseboard.

This cheeseboard was pissing everyone off last night, so I munged his gran.
by evil_moses May 06, 2010
 
1.
To arrive at a casual gathering/party devastatingly overdressed, showing up all other guests who are assumed to be very casual.
"I think they were all just ordering pizza and getting smashed at Dave's tonight."

"Right on, I'll grab the chinos. I feel like cheeseboarding this bitch."
by tourm March 17, 2010