1. A short strip of material attached to or projecting from something in order to facilitate opening or identifying or handling it
   "the collar has a tab with a button hole"; "the filing cards were organized by cards having indexed tabs"; "pull the tab to open the can"; "files with a red tab will be stored separately"
    
2. [N. Amer, informal] The bill in a restaurant
   "he asked the waiter for the tab";
   - check [N. Amer], chit, bill [Brit]
    
3. The key on a typewriter or a word processor that causes a tabulation
   "She pressed the tab key to align the columns in her spreadsheet";
   - tab key
    
4. A dose of medicine in the form of a small pellet
   "He popped a tab of aspirin for his headache";
   - pill, lozenge, tablet
    
5. (computing) a separate document page in a web browser, spreadsheet etc., usually switched between using a row of rectangular widgets with the names of each page
   "She had multiple tabs open in her browser for research"
    
6. [N. Amer] A small metal ring or tab attached to the top of a can, used for easy opening
   "He struggled to grip the tab on the soda can";
   - ring pull [Brit], pull tab [N. Amer]

1. (computing) use the tab key to navigate or organize content on a screen or page
   "Tab through the form fields to enter your information"
    
2. Mark or organize with a tab
   "She tabbed the important sections of the document for quick reference"

Derived forms: tabs, tabbed, tabbing

Type of: account, bill, dosage, dose, invoice, key, slip, strip

Part of: typewriter keyboard

Encyclopedia: Tab, IN