From Longman Dictionary of Contemporary Englishaction group/committee etcaction group/committee etcSSOa group formed to change a social or political situation – often used in names the Child Poverty Action Group → action
Examples from the Corpus
action group/committee etc• They've formed an action committee to try to recover the funds.• Under the Apostolic listing are prison visiting, family contacts, catechism classes, Catholic action groups and Sunday schools.• Members of a local action group say this isn't good enough.• Traffickers have become a political action committee.• Members of political action committees might have hoped for a little breather before being hit up again for money.• Political action committees, which are more active in congressional races, represented only 2 percent of the presidential campaign coffers.• A shareholders action committee has been formed to see if any value can be obtained.• Outhwaite names' champion Peter Nutting is to head a new working party to co-ordinate syndicate action groups.