1
a
: a piece used to fill a hole : stopper
b
: an obtruding or obstructing mass of material resembling a stopper
2
: a flat compressed cake of tobacco
3
: a small core or segment removed from a larger object
4
: something inferior
especially
: an inferior often aged or unsound horse
5
b
6
: an artificial fishing lure used primarily for casting and made with one or more sets of gang hooks
7
: any of various devices resembling or functioning like a plug: such as
a
: a male fitting for making an electrical connection to a live circuit by insertion in a receptacle (such as an outlet)
b
: a device for connecting electric wires to a jack
8
: a piece of favorable publicity or a favorable mention usually incorporated in general matter
plugged; plugging
1
a
: to stop, make tight, or secure by inserting a plug
b
: to remedy (a deficiency) as if by inserting a plug
trying to plug the gaps in their understanding
2
: to hit with a bullet : shoot
3
: to advertise or publicize insistently
1
: to become plugged
—usually used with up
2
: to work doggedly and persistently
plugged away at her homework
3
: to fire shots
plugger
noun
Examples of plug in a Sentence
Verb
We were able to plug the hole with cement.
One of the DJs on the local radio station has been plugging the band's new album.
He plugged him right in the chest.
Recent Examples on the Web
Peter Green, Quartz, 18 Nov. 2024
Boeing came under several federal investigations this year after a door plug blew off a 737 Max plane during an Alaska Airlines flight in January.
—David Koenig, Fortune, 6 Nov. 2024
Kyle Chayka, The New Yorker, 20 Nov. 2024
The idea is to plug the ensuing tax revenue shortfall by eliminating tax incentives, including, among others, credits for the restoration of historic structures.
—Jill Goldsmith, Deadline, 19 Nov. 2024
See all Example Sentences for plug 
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Noun
Is Donald Trump about to pull the plug on the U.S. food and wine industry?
—Peter Green, Quartz, 18 Nov. 2024
Boeing came under several federal investigations this year after a door plug blew off a 737 Max plane during an Alaska Airlines flight in January.
—David Koenig, Fortune, 6 Nov. 2024
Verb
By contrast, the archetypal cozy figure at her desk, plugged into multiple screens, is an image of loneliness which is also meant to assuage loneliness.
—Kyle Chayka, The New Yorker, 20 Nov. 2024
The idea is to plug the ensuing tax revenue shortfall by eliminating tax incentives, including, among others, credits for the restoration of historic structures.
—Jill Goldsmith, Deadline, 19 Nov. 2024
See all Example Sentences for plug
Dictionary Entries Near plug
Cite this Entry
“Plug.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plug. Accessed 1 Dec. 2024.
Copy CitationKids Definition
plug
1 of 2 noun1
: a piece used to close or fill a hole
2
: a flat cake of tightly pressed tobacco leaves
3
: something of lesser quality
especially
: a worn-out horse
5
: a lure with several hooks used in casting for fish
6
: a device usually on a cord used to make an electrical connection by putting it into another part (as a socket)
7
: a piece of favorable publicity
plug
2 of 2 verb
plugged; plugging
1
: to stop, make tight, or secure with or as if with a plug
plug the leak with tar
2
: to hit with a bullet : shoot
3
: to advertise or publicize over and over
4
: to become plugged
—usually used with up
the drain was plugged up
5
: to keep steadily at work or in action
plugged away at my homework
plugger
noun
Medical Definition
plug
1 of 2 noun
: a piece of material (as wood or alloy) used or serving to fill a hole: as
a
: the piece in a cock that can be turned to regulate the flow of liquid or gas
b
: an obstructing mass of material in a bodily vessel or opening (as of the cervix or a skin lesion)
c
: a filling for a hollow tooth
plug
2 of 2 transitive verb
plugged; plugging
1
: to stop, make tight, or secure (as an opening) by or as if by insertion of a plug : close an opening in
2
: to fill a cavity in (a tooth)
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