First Known Use: 1607
Dictionary
1tab
noun, often attributive \ˈtab\
: a small, flat piece on a box, envelope, etc., that can be put into a hole in order to hold two parts together
: a small, flat piece that sticks out from the edge of something (such as a folder) and allows you to identify and find it easily
: a small piece of metal, plastic, etc., that is pulled in order to open or close something
Full Definition of TAB
1
a : a short projecting device: 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 (as a trailing edge) to help stabilize an airplane in flight — see airplane illustration
2
4
[short for tabulator] : a key on a keyboard especially for arranging data in columns
See tab defined for English-language learners
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Origin of TAB
origin unknown
2tab
transitive verb
: to put a small, identifying label (called a tab) on something
: to say that (someone or something) will do something or have a particular role or purpose
: to hit the tab key on a computer or typewriter
tabbedtab·bing
Full Definition of TAB
1
: to furnish or ornament with tabs
2
: to single out : designate
3
: tabulate
First Known Use of TAB
1872
TAB Defined for Kids
tab
noun \ˈtab\
Definition of TAB for Kids
1
: a short flap or tag attached to something for filing, pulling, or hanging
2
: a careful watch <Let's keep tabs on the weather.>
Medical Dictionary
tab
noun \ˈtab\
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