Country Dictionary

A person who either takes their stuff to the gym more often than they climb, someone who consistently and constantly gives BS beta, or tries to start a problem 2-3 grades above their level and never progresses

He's such a Chuffer

A human person who is unusually fat or overweight.

Awwww, mate - some chuffer just crushed my car by trying to slide over the bonnet!

A chuffer is a climber who uses the word 'chuffer' in an ambiguously derogatory way towards other (usually stronger) climbers.
When asked the meaning of this word, the person who used it typically starts to use adjectives that describe him/herself.

I met him once while I was crushing his projects...

Someone of questionable intellect and ill of manners.

Mark Allan is a chuffer! Stop being a chuffer, Mark!

A loser.

That dude is a real Chuffer, always asking to borrow money.

A gay male

We best get out of this bar it's full of chuffers

A homosexual.

Possibly derived from "to chuf on a cigar".

Is you boss gay?

Yeah, Tom's a full-on Chuffer.