suck in
Britishverb
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(tr) to attract by using an inexorable force, inducement, etc
the current sucked him in
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to draw in (one's breath) sharply
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slang (tr) to deceive or defraud
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Also, suck into . Draw into a course of action, as in They sucked me into helping them raise money . [Second half of 1700s]
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Take advantage of, cheat, swindle, as in That used-car salesman sure sucked in my uncle and aunt . This usage employs suck in the sense of “take in.” [First half of 1800s]
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Air source heat pumps - the most common type - suck in outdoor air and pass it over tubes containing refrigerant fluids.
From BBC • Jan. 27, 2026
It needs to suck in the equivalent of an Olympic swimming pool worth of water every few seconds to keep it cool.
From The Wall Street Journal • Dec. 12, 2025
Seattle defenseman Justin Schultz went down to fend off a Pittsburgh give-and-go but the pass made it through cleanly and Grubauer had to suck in a Jansen Harkins chip from feet away while sliding.
From Seattle Times • Feb. 29, 2024
The researchers calculated that a similar closed system, where the pump is enclosed and uses a tube to suck in water and particles, would require high energy inputs to operate.
From Science Daily • Dec. 4, 2023
I suck in a breath when I see that one of the first on the list is The New York Times.
From "Red Flags and Butterflies" by Sheryl Azzam
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.