group action(n = noun.act) - action taken by a group of people;
is a kind of event, act, deed, human action, human activity
has particulars: vote, procession, action, military action, battle, conflict, struggle, revolution, social activity, communalism, alliance, confederation, decolonisation, decolonization, disbandment, disestablishment, dealing, dealings, transaction, stampede, social control, coup, coup d'etat, putsch, takeover, internationalisation, internationalization, nationalisation, nationalization, exchange, interchange, exchange, rally, compliance, submission, competition, contention, rivalry, resistance, nonresistance, due process, due process of law, action, legalisation, legalization, legitimation, separation, desegregation, integrating, integration, cooperation, brainstorming, assemblage, assembly, gathering, attendance, attending, nonattendance, getting even, paying back, return, democratisation, democratization, engagement, involution, involvement, participation, non-engagement, non-involvement, nonparticipation, ethnic cleansing, socialisation, socialization, restoration

abelian group, abo blood group system, abo group, acetyl group, action, action at law, action mechanism, action officer, action painting, action plant, action potential, action replay, action spectrum, acyl group, adapid group, affirmative action, age group, air group, alcohol group, aldehyde group, alkyl group, allyl group, amino group, amphibole group, animal group, armed islamic group, arsenic group, as a group, azido group, azo group, battle group, benzoyl group, benzyl group, biological group, blood group, bloomsbury group, breech action, cacodyl group, capillary action, carbonyl group, carboxyl group, carrying into action, cause of action, chemical action, chemical group, civil action, class action, colorado group, commutative group, congo group, contact action, core group, course of action, cyanide group, cyano group, delayed action, direct action, elite group, encounter group, ethanoyl group, ethnic group, ethyl group, evasive action, first of october antifascist resistance group, group, group a, group ab, group amentiferae, group b, group captain, group centrospermae, group discussion, group dynamics, group insurance, group meeting, group o, group participation, group practice, group psychotherapy, group pteridospermae, group pteridospermaphyta, group theory, group therapy, harlech group, helium group, human action, hydrazo group, hydroxyl group, impossible action, in action, in full action, in group, interest group, islamic group, islamic group of uzbekistan, jazz group, job action, kaplan group, ketone group, kin group, kinship group, laramie group, lautaro faction of the united popular action movem, law of action and reaction, law of mass action, legal action, libyan fighting group, libyan islamic fighting group, libyan islamic group, linkage group, llandeilo group, ludlow group, malaysia militant group, malaysian mujahidin group, man of action, mass action, mathematical group, mechanism of action, methyl group, methylene group, military action, military group, minority group, musical group, natural action, nitro group, occupational group, omomyid group, orange group, orly group, out group, out of action, party to the action, peer group, phycomycetes group, piano action, plan of action, play group, police action, political action committee, pop group, portage group, possible action, potsdam group, pressure group, propyl group, psychotherapy group, pump action, quebec group, rap group, reflex action, revolutionary group, right of action, rock group, salafast group for call and combat, salafist group, scene of action, scout group, skiffle group, slide action, social action, social group, splinter group, t group, taxonomic group, terrorist group, united self-defense group of colombia, uranyl group, vinyl group, wenlock group, working group