By definition, surfers ride their boards on the crest of a wave as it carries them toward the shore.

FORBES: Surf's Up: Develop A Market Momentum Investing Strategy

Riding on the crest of this wave of fan ill-feeling, a consortium of wealthy Manchester United fans dubbed the "Red Knights" have gone public with their intentions to buy the club from the Americans.

CNN: The battle for Manchester United explained

They certainly seem to be on the crest of another wave though resolutely down-to-earth about their own celebrity.

BBC: Human League reveal Secrets

Slobodan Milosevic : Until last week he was Serbia's strongman since seizing power on the crest of a wave of Serbian nationalism.

BBC: Bosnia war: Main players

Shirky believes that we are on the crest of an ever-surging wave of democratized information: the Gutenberg printing press produced the Reformation, which produced the Scientific Revolution, which produced the Enlightenment, which produced the Internet, each move more liberating than the one before.

NEWYORKER: The Information

Berm crest: ridge of sand or gravel deposited by wave action on the shore just above the normal high water mark.

UNESCO: L O S S A R Y

Riding on a crest of a wave until last month, his party has been badly shaken by the affair and is struggling to limit the damage.

ECONOMIST: Germany