tab

1 of 2

noun

ˈtab 

often attributive

1

a

: a short projecting device: such as

(1)

: a small flap or loop by which something may be grasped or pulled

(2)

: a projection from a card used as an aid in filing

b

: a small insert, addition, or remnant

c

: appendage, extension

especially : one of a series of small pendants forming a decorative border or edge of a garment

d

: a small auxiliary airfoil hinged to a control surface (such as a trailing edge) to help stabilize an airplane in flight see airplane illustration

2

[partly short for table entry 1; partly from sense 1]

a

: close surveillance : watch

keep tabs on trends

b

: a creditor's statement : bill, check

c

: cost

the tab for the new program

3

[short for tabulator] : a key on a keyboard that indents text by a preset amount

4

[by shortening]

a

: tablet

b

: tabloid

tab

2 of 2

verb

tabbed; tabbing

transitive verb

1

: to furnish or ornament with tabs

2

: to single out : designate

3

: tabulate

Synonyms

Noun

• bill
• account
• statement
• document
• rate
• check

Examples of tab in a Sentence

Noun

Insert the tab into this slot to close the box.

a notebook with index tabs

The tab on the zipper is broken.

He ran up a $200 bar tab.

He put the drinks on his tab.

Verb

After you type your name in the first box, you can move to the next box by tabbing.

Recent Examples on the Web

Noun

To get the freebie, visit the Google One site, select the Google One tab, and sign up for the AI Pro plan. —Janhoi McGregor, Forbes.com, 12 July 2025

The browser also debuts Comet Assistant, an in-browser AI agent that can summarize emails and calendar events, manage tabs, and interact with webpages in real time. —Sharon Goldman, Fortune, 10 July 2025

Verb

Phoenix later tabbed former Cavs assistant Jordan Ott to replace fired Mike Budenholzer as head coach. —Doug Haller, New York Times, 10 July 2025

And after an unfortunate injury setback for Atlanta Braves superstar Ronald Acuña Jr., he could soon be tabbed for an additional honor. —Peter Chawaga, MSNBC Newsweek, 9 July 2025

Word History

Etymology

Noun

origin unknown

First Known Use

Noun

1607, in the meaning defined at sense 1a

Verb

1872, in the meaning defined at sense 1

Phrases Containing tab

• pick up the tab
• pick up the tab/bill/check
• pull tab
• tab key

Rhymes for tab

• ab
• cab
• crab
• dab
• drab
• fab
• gab
• grab
• jab
• lab
• mab
• nab

Kids Definition

tab

1 of 2 noun

ˈtab 

1

a

: a short flap or tag used as an aid in filing, pulling, or hanging

b

: something inserted

2

a

: close watch

keep tabs on fashion trends

b

: bill entry 3 sense 2, check

3

: a key on a keyboard especially for arranging information in columns

tab

2 of 2 verb

tabbed; tabbing

1

: to furnish or ornament with tabs

2

: to select or name for a special purpose : designate

tabbed as the team's next captain

3

: to hit the tab key on a keyboard

Medical Definition

tab

noun

ˈtab 

: tablet