› to think or say that someone or something should have a particular job or use: tab sb to do sth He was tabbed to restore glory and dignity to USA Basketball.tab sb as sth The CEO unofficially tabbed him as his successor.tab sb/sth for sth She was tabbed for a seat on the Board.
› to put tabs on something: tab sth with sth There was a stack of mail-order catalogues tabbed with sticky labels.