groundswell

[ ground-swel ]
/ ˈgraʊndˌswɛl /

noun

a broad, deep swell or rolling of the sea, due to a distant storm or gale.
any surge of support, approval, or enthusiasm, especially among the general public: a groundswell of political support for the governor.

Origin of groundswell

First recorded in 1810–20; ground1 + swell
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for groundswell

British Dictionary definitions for groundswell

groundswell

/ (ˈɡraʊndˌswɛl) /

noun

a considerable swell of the sea, often caused by a distant storm or earthquake or by the passage of waves into shallow water
a strong public feeling or opinion that is detectable even though not openly expresseda groundswell of discontent
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