The most widely accepted meaning of the word BoXeR* is someone who gets annoyed when they join a public server and get raped by n00bs.
In pure frustration you can observe this specimen join a server, get totally owned by other freezetagers, at which point he will utter one of his catch phrases like "fckn n00bs", "take you all on at osp" or "ffs spam" and then promptly disconnect.
The above phrases literally traslate to such things as: 'Im leaving because its my time of the month and I cant handle loosing' or perhaps: 'Your more skilled than me, but Id rather quit than admit it'.
BoXeR* was railed by fish
BoXeR* was electrocuted by pen1s
BoXeR*: ffs noobs
the donn: lol
ele: piss off hax