roared; roaring; roars
1
a
: to make the loud sound of a wild animal
b
: to make a long, loud sound
sirens roaring
The engine roared back to life. [=made the loud sound of an engine and began running well]
—sometimes used figurativelyHer career suddenly roared back to life.
c
: to sing or shout with full force
The fans roared when their team scored.
2
a
: to make or emit a loud confused sound (such as background reverberation or rumbling)
b
: to laugh loudly
3
a
: to be boisterous or disorderly
b
: to proceed or rush with great noise or commotion
The truck roared away/off.
—sometimes used figurativelyThe team came roaring back in the last quarter to win the game.
4
: to make a loud noise during inhalation (such as that of a horse affected with roaring)
1
: to utter or proclaim with a roar
"Watch out!" he roared.
—often used with outThe sergeant roared out orders.
2
: to cause to roar
roaring their engines
1
: the deep cry of a wild animal (such as a lion)
2
: a loud deep cry (as of pain or anger)
3
: a loud continuous confused sound
the roar of the crowd
4
: a boisterous outcry
Cite this Entry
“Roar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/roar. Accessed 17 Sep. 2026.
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