used especially as a greeting
just called to say hi

HI

2 of 2

abbreviation

1
Hawaii
2
high intensity
3
humidity index

Examples of hi in a Sentence

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.
Interjection
The afternoon will also feature cup sakes, matcha beers, and hi fi music from Tremendo Sound System. Cheryl Tiu, Forbes.com, 3 July 2025 Come say hi at @andreawillwrite.bsky.social! Until next week… Andrea Williams is an opinion columnist for The Tennessean and curator of the Black Tennessee Voices initiative. Andrea Williams, The Tennessean, 2 July 2025 Here’s exactly what to expect from the 2025 Nordstrom Anniversary Sale, how to shop it like a shopping editor does (hi! Gina Vaynshteyn, StyleCaster, 1 July 2025 For example, hi Seltzer, a calorie-free drink that comes in fruit flavors and contains five milligrams of THC, launched in 2023. Danielle Wiener-Bronner, CNN Money, 10 May 2025 See All Example Sentences for hi

Word History

Etymology

Interjection

Middle English hy

First Known Use

Interjection

15th century, in the meaning defined above

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

Browse Nearby Words

Cite this Entry

“Hi.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hi. Accessed 9 Jul. 2025.

Kids Definition

hi

interjection
used especially as a greeting

Medical Definition

HI

abbreviation
hemagglutination inhibition

More from Merriam-Webster on hi

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