0 (of a team, band, or other group of people) to join together again as a group; to join people together again as a group:
In May 2006, Take That announced they were re-forming after ten years.
The Social Democratic Party had been re-formed in October 1989.
He jetted into Manchester to re-form his partnership with City boss Joe Royle - who was his boss at Everton.
Bands usually re-form because one or two members need the money.
In April 1940, the Non-Combatant Corps that had been established during the First World War was re-formed.
Those linkages, however, are constantly forming, breaking apart, and re-forming.
Beads of sweat would re-form on our foreheads almost as soon as our hands were finished wiping them off.