- n the leading units moving at the head of an army
- n any creative group active in the innovation and application of new concepts and techniques in a given field (especially in the arts)
- n the position of greatest importance or advancement; the leading position in any movement or field
- Propelled by mounting anxieties over soaring oil costs and climate change, biofuels have become the vanguard of the green-tech revolution, the trendy way for politicians and .
- Judging by the upwelling of democracy on the continent, it looks as if Mo Ibrahim once again is in the vanguard of change.
- The party is the vanguard for the working class.
- Hillary Rodham Clinton in TopNews
With smart power, diplomacy will be the vanguard of our foreign policy,Clinton told senators.
- Oleg Gordievsky in Telegraph.co.uk
They are supposed to be the vanguard of Russian intelligence,he said. "But what they are really doing is nothing, they just sit at home in Britain, France and the US. The illegals don't have the support of the office behind them, and they...
- Ayman al-Zawahri in Reuters South Africa
What they claim is the strongest power in the history of mankind is today being defeated in front of the Muslim vanguard of jihad six years after New York and Washington,said Zawahri, who was wearing a white turban and speaking in front of a...