Synonyms of step-innext
: an article of clothing put on by being stepped into: such as
a
: a shoe resembling but usually having a higher vamp than a pump and having concealed elastic to adjust the fit
b
: short panties for women
—usually plural
step-in adjective

step in

2 of 2

verb

stepped in; stepping in; steps in

intransitive verb

1
a
: to intervene in an affair or dispute
b
: to act as a replacement
2
: to make a brief informal visit

Examples of step-in in a Sentence

Verb I just stepped in to say hi on my way to class. couldn't find anyone to step in for me so that I could take a break from my caregiving duties
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
Uber’s Easy Entry Vehicles feature allows riders to request vehicles with lower step-in heights. — Angelique Brenes, PEOPLE, 14 Sep. 2026 Practically speaking, this everyday running shoe boasts an asymmetrical, supportive heel clip, broader base, and plusher tongue for easier step-ins — all elements that should be music to the ears of the wide-footed community. — Stacia Datskovska, Footwear News, 4 Sep. 2026
Verb
At each step in this chain, a portion of the electrons’ energy is siphoned off to pump protons across a membrane—Mitchell’s great insight—and the pressure of those protons rushing back through a molecular turbine is what makes ATP. — Rowan Jacobsen, Scientific American, 20 Oct. 2026 The fight ended in a TKO loss to 9-1 Shannon Clark when the referee stepped in and stopped the fight. — Sean Joseph Outkick, FOXNews.com, 19 Oct. 2026 See All Example Sentences for step-in

Word History

First Known Use

Noun

1921, in the meaning defined above

Verb

15th century, in the meaning defined at sense 1a

Time Traveler
The first known use of step-in was in the 15th century

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Cite this Entry

“Step-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/step-in. Accessed 20 Oct. 2026.

Kids Definition

step-in

noun
-ˌin
: an article of clothing (as a dress or shoes) that can be put on by being stepped into
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