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Mumbai

American  
[muhm-bahy] / ˈmʌm baɪ /

noun

  1. a seaport in and the capital of Maharashtra, in W India, on the Arabian Sea.

Mumbai British  
/ mʊmˈbaɪ /

noun

  1. Former English name: Bombay.  a port in W India, capital of Mahrashtra state, on the Arabian Sea: ceded by Portugal to England in 1661 and of major importance in British India; commercial and industrial centre, esp for cotton. Pop:11 914 398 (2001)

"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.

In one room, an emblem of the Greater Mumbai Police hung behind a desk flanked by Indian flags.

From The Wall Street Journal • Mar. 30, 2026

But when a man who appeared to be a Mumbai police officer appeared on video, he and his wife followed every instruction.

From The Wall Street Journal • Mar. 30, 2026

In a darkened control room in Navi Mumbai, 100 operators oversee bots monitoring 30,000 ATMs across India.

From BBC • Mar. 29, 2026

All-rounder Will Jacks will look to build on a promising winter at Mumbai Indians, while Liam Livingstone and Brydon Carse are at Sunrisers with Payne.

From BBC • Mar. 28, 2026

The two of them and my cousin Anna live mostly in Mumbai, in their other luxury home.

From "You Bring the Distant Near" by Mitali Perkins

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.