to lead or initiate (an undertaking): She is spearheading an ambitious research project whose results may be used by NASA.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use spearhead in a sentence
Boris Johnson, the UK’s prime minister since 2019 and the spearhead of the 2016 Brexit campaign, resigned today.
She did not spearhead initiatives to help mothers rejoin the world of work.
Putin appears to be using elite commandos—Spetsnaz—to spearhead his stealth move into Crimea and, perhaps, beyond.Russia's Special Ops Invasion of Ukraine Has Begun | Eli Lake, Anna Nemtsova | March 15, 2014 | THE DAILY BEAST
Price runs his own MRM on-line magazine, The spearhead, which both compliments and competes with AV4M.
He will travel to Sanford this week to help spearhead protest rallies.
Or helping spearhead the push for comprehensive immigration reform among American Christians.
MacRae's seat, stone-marker, and aboriginal spearhead; the three lined up like the sights of a modern rifle.Raw Gold | Bertrand W. Sinclair
See if you can strike off tiny flakes until the large flake looks like a spearhead.The Later Cave-Men | Katharine Elizabeth Dopp
In the coffin were also a bronze spearhead and several weapons of flint—facts which all go to establish a remote date.In Search Of Gravestones Old And Curious | W.T. (William Thomas) Vincent
On 4th June, 1915, in Gallipoli, you forced your way like a spearhead into and through line upon line of Turkish trenches.The Seventh Manchesters | S. J. Wilson
The spearhead at the same rate would weigh about eighteen pounds twelve ounces.The Bible: what it is | Charles Bradlaugh
British Dictionary definitions for spearhead
the pointed head of a spear
the leading force in a military attack
any person or thing that leads or initiates an attack, a campaign, etc
(tr) to lead or initiate (an attack, a campaign, 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