Dictionary.com
Thesaurus.com
Synonyms

weigh-in

American  
[wey-in] / ˈweɪˌɪn /

noun

Sports.

  1. the act or an instance of weighing in.

    After the weigh-in the fighters posed for photographers.
weigh in British  

verb

    1. (of a boxer or wrestler) to be weighed before a bout

    2. (of a jockey) to be weighed after, or sometimes before, a race

  2. informal to contribute, as in a discussion, etc

    he weighed in with a few sharp comments
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the act of checking a competitor's weight, as in boxing, horse racing, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
weigh in Idioms  

  1. Be weighed; also, be of a particular weight. For example, Because it was such a small plane, the passengers and their luggage had to weigh in before takeoff, or The fish weighed in at 18 pounds. [Late 1800s]

Etymology

Origin of weigh-in

First recorded in 1865–70; noun use of verb phrase weigh in

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.

From the pre-fight weigh-in to the ring-walk, Jones is fully prepared for a number of firsts in Derby.

From BBC • Mar. 4, 2026

A low-key official weigh-in, open only to the media, took place on Thursday morning in a conference room at the Fontainebleau Hotel.

From BBC • Dec. 18, 2025

Eubank says he usually puts on about 14lb after a weigh-in.

From BBC • Nov. 14, 2025

The weigh-in took place behind closed doors in London.

From BBC • Nov. 14, 2025

Tiara heard singing, and for a moment she thought she was in her room back home listening to Boyz Will B Boyz and waiting for her mom to wake her for her daily weigh-in.

From "Beauty Queens" by Libba Bray

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.