Definition of plug-in
:designed to be connected to an electric circuit by plugging in
- a plug-in toy
- a plug-in circuit board
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First Known Use of plug-in
1922
Definition of plug-in
1
:something that plugs in
2
:a small piece of software that supplements a larger program (such as a browser)
First Known Use of plug-in
1946
plug in
verb
Definition of plug in
intransitive verb
:to establish an electric circuit by inserting a plug
transitive verb
:to attach or connect to an electric receptacle (such as an outlet)
First Known Use of plug in
1903
PLUG-IN Defined for English Language Learners
plug-in
noun
Definition of plug-in for English Language Learners
-
computers : a small piece of software that adds a feature to a larger program or makes a program work better
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