tab2

noun

• a facility in a word-processing program, or a device on a keyboard, for advancing to a sequence of set positions in tabular work:set tabs at 1.4 inches and 3.4 inches [as modifier]:the tab key

verb (tabs, tabbing, tabbed)

• 1 [no object] use the tab key on a computer or typewriter keyboard:the user can tab to the phrase and press Enter

• 2 [with object]short for tabulate.