[noun] [C] - a good position that an army has taken in enemy land from which it can attack the enemy more effectivelyThe advance troops established a bridgehead early in the fighting.(figurative) A lot of these companies are looking to European markets, and Britain is a natural bridgehead.Compare beachhead.
BRIDGEHEAD
Meaning of BRIDGEHEAD in English
Cambridge English vocab. Кембриджский английский словарь. 2012