From Longman Dictionary of Contemporary Englishvanguardvan‧guard /ˈvænɡɑːd $ -ɡɑːrd/ noun 1 → in/at the vanguard (of something)2 → the vanguard
Examples from the Corpus
vanguard• Those individuals will form the critically important vanguard of a new workforce.• What it would put a stop to is the reactionary policy of subordinating the revolutionary vanguard to the national bourgeoisie.• The party was portrayed as the vanguard of the proletariat.• The prototype was in the vanguard of technical development.• Tom wanted to mold the Parish-to-Parish Committee into the vanguard of a movement.• Slinger has been part of the vanguard transforming hip-hop with ideas taken from a wide variety of sources, including straight experimentalism.• That the vanguard was so severely curtailed reveals the extent of the Soviet Union's conservatism, conformism and inferiority complex.From Longman Business Dictionaryvanguardvan‧guard /ˈvængɑːd-gɑːrd/ noun be in/at the vanguard (of something) to be the most advanced or developed business, person etc in a particular area of workThe prototype was in the vanguard of technical development.Origin vanguard (1400-1500) Old French avangarde, from avant-garde; → AVANT-GARDE 