A barnfather (usually male) spends a lot of time in the gym trying (but usually failing) to increase his pec size.
A Barnfather treats women badly and usually works in "the media".
Barnfathers are also usually found with bad haircuts and fancy trainers.
Barnfathers are also big fat gays.
"that guy is such a twat"

"yeh, hes a right barnfather"
by Smithless September 7, 2007
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