Definitions from Wiktionary ( )

▸ noun:  A small flap or strip of material attached to or inserted into something, for holding, manipulation, identification, opening etc.
▸ noun:  (slang) An ear.
▸ noun:  (by extension, graphical user interface) A navigational widget, resembling a physical tab, for switching between documents or sets of controls.
▸ noun:  (graphical user interface) The page or form associated with such a navigational widget.
▸ noun:  (British Army, military slang) A fast march or run with full kit.
▸ verb:  (transitive) To affix with tabs; to label.
▸ noun:  (informal, chiefly Canada, US) A restaurant bill.
▸ noun:  (informal, chiefly Canada, US) Credit account, e.g., in a shop or bar; slate
▸ noun:  (by extension) The cost or bill for anything.
▸ noun:  (computing) A space character that extends to the next aligned column, traditionally used for tabulation.
▸ verb:  (computing) To use the Tab key on a computer to advance the cursor or move the input focus, or on a typewriter to advance the carriage.
▸ noun:  (Geordie and Mackem) A cigarette.
▸ noun:  A form of musical notation indicating fingering rather than the pitch of notes, commonly used for stringed instruments.
▸ noun:  (Oxbridge slang) A student of Cambridge University.
▸ noun:  (colloquial) A tabloid newspaper.
▸ noun:  (informal) A tablet, especially one containing illicit drugs.
▸ noun:  (informal, theater) A tableau curtain.
▸ noun:  (computing) A key on a computer keyboard that typically inserts a tab or moves the input focus.
▸ noun:  Alternative letter-case form of tab (“student at Cambridge”) [A small flap or strip of material attached to or inserted into something, for holding, manipulation, identification, opening etc.]

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