plug in
/plʌɡ ɪn/
Meaning
To connect an electrical device to a power supply or another device using a cable and plug. It is a very common phrasal verb used for chargers, appliances, computers, and musical instruments.
Examples
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Can I plug in my phone charger behind your desk?
Can I plug in my phone charger behind your desk?
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You need to plug in the router before the Wi-Fi will work.
You need to plug in the router before the Wi-Fi will work.
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Is the monitor plugged in, or is the cable loose?
Is the monitor plugged in, or is the cable loose?
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He plugged his laptop in and started working immediately.
He plugged his laptop in and started working immediately.
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Don't forget to plug in the vacuum cleaner before you start.
Don't forget to plug in the vacuum cleaner before you start.
Common Mistakes
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✗ Please connect the laptop to the wall.
✓ Please plug in the laptop.
While 'connect' is grammatically correct, native speakers almost exclusively use 'plug in' when talking about physical power outlets.
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✗ I need to plug my phone into the electricity.
✓ I need to plug in my phone.
Saying 'into the electricity' sounds unnatural. You plug a device 'in', 'into the outlet', or 'into the wall'.
Related Expressions
Practice
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My phone battery is low; can I ___ my charger here?
💡 Connect to the power source.
Show answer
plug in
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Make sure you ___ the toaster before using it.
💡 Put the plug in the wall.
Show answer
plug in