M4

British

symbol

Also called: PSL1. the amount of money in circulation given by M1 plus most private-sector bank deposits and holdings of money-market instruments

"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.

All this comes as we await a report into the "resilience" of the M4, A55 and A494 – Wales' busiest trunk roads.

From BBC • May 29, 2026

Bringing up both the M4 and the Menai Strait so early in his tenure suggests that these are priorities, but with that comes the pressure to decide and then deliver effectively.

From BBC • May 29, 2026

Liz Thorne, 67, said she uses the M4 at least five times a week, and is in favour of a relief road to help workers who are stuck "in that traffic every single night".

From BBC • May 2, 2026

Andrew Lightbown, a priest who said he uses the M4 "very frequently", agreed that "there are traffic jams quite a lot of the time".

From BBC • May 2, 2026

“But,” Dad countered, “that was because you got caught in a contraflow when the new lane was being built. You'll zip along the M4 today. Clean as a whistle. Guarantee it.”

From "Black Swan Green" by David Mitchell

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023