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tab 1

1. A projection, flap, or short strip attached to an object to facilitate opening, handling, or identification.
2. A small, usually decorative flap or tongue on a garment.
3. A small auxiliary airfoil that is attached to a larger one and that helps stabilize an aircraft.
4. A pull-tab.
tr.v. tabbed, tab·bing, tabs
To supply with a tab or tabs.

[Origin unknown.]

tab 2

1. Informal
a. A bill or check, such as one for a meal in a restaurant.
b. Cost; price: The tab for upgrading the computers would be high.
2. A tabulator on a typewriter.
3. Computers
a. A key on a computer keyboard that, when pressed, inserts a special ASCII character used for formatting text, as in indenting a line or block of text.
b. This special ASCII character.
intr.v. tabbed, tab·bing, tabs
To press the tab on a typewriter or computer keyboard: Tab over to the next column.
keep tabs on Informal
To observe carefully over time: Let's keep tabs on expenditures.

[Short for tablet or tabulation. Sense 2, short for tabulator.]

tab 3

 (tăb) Informal
A tabloid.


Tableau curtains, originally used to disclose a tableau, now usually as house tabs for a front curtain.
References in classic literature ?
The admiral is a gentleman, the house is noble, the tab le is excellent.
His name was written upon a tab within it--Maple White, Lake Avenue, Detroit, Michigan.
The tailor's tab is on the neck--'Neal, Outfitter, Vermissa, U.
With new Custom Tabs, business administrators not only can rename standard tabs, but even create completely new modules with associated objects, pages and tabs to fit their company's terminology, industry and business environment.
com Studio is a complete on demand customization suite that enables the point-and-click creation of Custom Tabs -- as well as new applications with associated objects, pages and tabs -- to extend CRM to fit any terminology, industry and business environment.
TABS also recently acquired Moody Business Associate (MBA) of Hayward, Calif.
1 million, a large portion of which is unspent bond proceeds from the prior TABs.
To help achieve its mission, TABS offers cloud-based software analytics and applications solutions--including TABS Market Insights and TABS Total Insights--for consumer packaged goods manufacturers that integrate, harmonize and analyze sales and marketing data.
With the update now implemented, background tabs will be limited to 1 percent CPU load on average on a single core, reports Ars Technica.
Further tabs can be added to the same group by dragging and dropping them to the same group.
For example, level 1 and level 2 could be tabs at the top navigation bar, and level 3 could be hyperlinks provided on the main content page.