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• lo
  lo

  interjection

  look! see! (frequently used in Biblical expressions; now usually used as an expression of surprise in the phraselo and behold ).
• LO
  LO

  abbreviation

  little one (used, especially by women, in digital communications to refer to one's infant or young child).

lo

¹ American  

[loh] / loʊ /

interjection

1. look! see! (frequently used in Biblical expressions; now usually used as an expression of surprise in the phraselo and behold ).

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lo ² American  

[loh] / loʊ /

adjective

1. an informal, simplified spelling of low, used especially in labeling or advertising commercial products.

   lo calorie.

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LO ³ American  

abbreviation

1. little one (used, especially by women, in digital communications to refer to one's infant or young child).

   We've been cloth diapering since my LO hit 10 pounds, about 6 months now.

2. loved one (used, especially by women, in digital communications to refer to one's romantic partner or spouse).

   I realized that my LO and I really didn't have much in common in terms of interests and basic values that could have held us together.

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LO ¹ British  

abbreviation

1. hello

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lo ² British  

/ ləʊ /

interjection

1. look! see! (now often in the phrase lo and behold )

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Etymology

Origin of lo¹

before 900; Middle English; conflation of lo exclamation of surprise, grief, or joy, O! ( Old English lā; see la ²) and lo, shortened form of loke ( Old English lōca ), imperative of loken to look

Origin of LO³

First recorded in 2000–05 LO for def. 1

Example Sentences

See Examples For:

lo LO

While she used to regularly order combo meals at KFC and lo mein at Chinese restaurants, she now favors Chipotle, where she is able to customize bowls to specific calories.

From The Wall Street Journal ● May 13, 2026

"And lo and behold, 12 hours later we had the rough version of this thing."

From BBC ● Mar. 6, 2026

“During the financial crisis, governments around the world put the printing presses on and everyone said, ‘Oh, lo and behold, nothing’s happened.

From The Wall Street Journal ● Jan. 2, 2026

I didn’t really seem like the prototype for it, but then, lo and behold, the tape made it up there.

From Los Angeles Times ● Aug. 21, 2025

Which, lo and behold, wouldn't you know it, happen to be my most striking feature.

From "Saints and Misfits" by S.K. Ali

Swedish workers are also supported by Norway's Fellesforbundet, the biggest union in the country's LO confederation.

From Reuters ● Nov. 17, 2023

Is there a question you can add here to wrap up this set with this LO from the list?

From Textbooks ● Jun. 9, 2022

Eleven Tour pros, including Tiger Woods, sported the LO at The Open Championship earlier this summer.

From Golf Digest ● Aug. 28, 2018

LO: The stage three pile-up which left William Bonnet in a neck brace and several riders like Michael Matthews carrying the effects until the very end.

From The Guardian ● Jul. 27, 2015

LO, MICHAEL!A story of unfailing appeal to all who love and understand boys.

From The Sea Bride by Ben Ames Williams