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Synonyms

join up

British  

verb

  1. (intr) to become a member of a military or other organization; enlist

  2. (often foll by with) to unite or connect

"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

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.

Some 20 French boats set sail from Marseille on Saturday to join up with an international flotilla making a renewed effort to break an Israeli blockade and deliver aid to Gaza, AFP reporters saw.

From Barron's • Apr. 4, 2026

According to its latest update, 27 states have formally enrolled or announced intentions to join up.

From The Wall Street Journal • Feb. 11, 2026

Trevoh Chalobah is set to join up with the England squad to replace injured Crystal Palace defender Marc Guehi.

From BBC • Nov. 11, 2025

It's not the first time AI has been used to join up the missing dots in Roman history.

From BBC • Jul. 23, 2025

The federal Bureau of Indian Affairs had given its sanction for Navajos to join up.

From "Code Talker: A Novel About the Navajo Marines of World War Two" by Joseph Bruchac

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.