a small flap, strap, loop, or similar appendage, as on a garment, used for pulling, hanging, or decoration.
a tag or label.
a small projection from a card, paper, or folder, used as an aid in filing.
a bill, as for a meal in a restaurant; check: That dinner went way over my budget, so I was relieved when she offered to pick up the tab.
a list of accruing costs, as drinks ordered in a bar: Go ahead and order another round of beers—we’ve got a running tab.
a small piece attached or intended to be attached, as to an automobile license plate.
a small flap or tongue of material used to seal or close the opening of a container.
Also called tabulator, tab key . a key on a typewriter that moves the carriage, typing element, etc., a predetermined number of spaces, used for typing text in columns, for fixed indentations, etc.
Also called tab key . a key on a computer keyboard that moves the cursor a predetermined number of spaces, used for keying text in columns or form fields, for fixed indentations, etc.
(in a web browser window or in a spreadsheet or other application) a page displayed by clicking on or selecting a user interface element that resembles a paper tab:The third tab in the spreadsheet list expenses.
the display of this user interface element:I have too many tabs open in my browser right now.
a small, often narrow, drop curtain, for masking part of the stage.
Aeronautics. a small airfoil hinged to the rear portion of a control surface, as to an elevator, aileron, or rudder.: Compare trim tab.
to furnish or ornament with a tab or tabs.
to name or designate.
to operate the tab function on a typewriter or computer.
Idioms about tab
keep tabs / tab on, Informal. to keep an account of; check on; observe: The police kept tabs on the suspect's activities.
Other definitions for tab (2 of 3)
Other definitions for tab. (3 of 3)
(in prescriptions) tablet.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use tab in a sentence
I got to work on all of it—and Epstein kept close tabs on me.I Tried to Warn You About Sleazy Billionaire Jeffrey Epstein in 2003 | Vicky Ward | January 7, 2015 | THE DAILY BEAST
Who could approve of the FBI keeping tabs on nearly every notable writer in the country?The Domestic Spying of Hoover’s FBI Is an Eerie Prequel to the NSA’s Snooping Today | Betty Medsger | March 23, 2014 | THE DAILY BEAST
Turn all those unwieldy tabs into one manageable list with OneTab.Surf Better With These 9 Killer Google Chrome Extensions | Brian Ries | December 11, 2013 | THE DAILY BEAST
Researchers also are keeping tabs on Democratic rising stars, including Cory Booker, Kirsten Gillibrand, and the Castro brothers.
Do Israeli intelligence services not keep tabs on them and their families, their movements, speech and associations?Playing the ‘Get Out of Jail Free’ Card Means More Settlements, Not Freedom or Peace | Matt Surrusco | November 1, 2013 | THE DAILY BEAST
Radiation tabs protected the UN troops, but if a man lost his tab he was fair game for the claws, no matter what his uniform.Second Variety | Philip Kindred Dick
They unhooked four of the six tabs from the wall and donned them.The Judas Valley | Gerald Vance
The professor removed, along with other impedimenta, his ear tabs, which were connected by a rubber cord.Seven Keys to Baldpate | Earl Derr Biggers
I was very proud of the red tabs on Patricks collar, meaning so much.An Autobiography | Elizabeth Butler
Anyway, I've kept tabs on ye—I know as you've been meeting him—in a wood!The Definite Object | Jeffery Farnol
British Dictionary definitions for tab (1 of 4)
a small flap of material, esp one on a garment for decoration or for fastening to a button
any similar flap, such as a piece of paper attached to a file for identification
a small auxiliary aerofoil on the trailing edge of a rudder, aileron, or elevator, etc, to assist in the control of the aircraft in flight: See also trim tab
British military the insignia on the collar of a staff officer
mainly US and Canadian a bill, esp one for a meal or drinks
Scot and Northern English dialect a cigarette
keep tabs on informal to keep a watchful eye on
(tr) to supply (files, clothing, etc) with a tab or tabs
British Dictionary definitions for tab (2 of 4)
British Dictionary definitions for TAB (3 of 4)
typhoid-paratyphoid A and B (vaccine)
Australian and NZ Totalizator Agency Board
British Dictionary definitions for tab. (4 of 4)
table (list or chart)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Other Idioms and Phrases with tab
see keep tabs on.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.