Before the internet was wide-spread Bulletin Board Systems (BBS) became the favoured tool of the geek for exchanging messages. WAPOW reached in excess of 30 nodes at the height of it's popularity. The computer press wrote about WAPOW with gusto, but never asked that the initials stood for. I believe the term was dreamt up in the Two Poplars pub in Wokingham one drunken evening....
WAPOW = What A Pile Of Wank
You see the thread on wapow ?
There is a new wapow pop in Ashford !