plural fourths ˈfȯr(th)s How to pronounce fourth (audio)
: one that is number four in a series
I was the fourth to arrive.
They arrive on the fourth. [=the fourth day of the month]
see Table of Numbers
: one of four equal parts of something : quarter entry 1
Cut the cake into fourths.
a fourth of the population
: a musical interval (see interval sense 2) embracing four tones of the diatonic scale
: a tone at this interval
specifically : subdominant sense 1
: the harmonic combination of two tones a fourth apart
: the fourth forward gear or speed of a motor vehicle
shifted into fourth
the Fourth : July 4 observed as a legal holiday in the U.S. in commemoration of the adoption of the Declaration of Independence in 1776 : Fourth of July
watched fireworks on the Fourth

called also Independence Day

fourth adjective or adverb
the fourth edition of a book
the fourth tallest mountain
fourthly adverb
Fourthly, don't sing a whole opera through … Mark Twain

Examples of fourth in a Sentence

cut the cake into fourths She drank a fourth of the bottle.
Recent Examples on the Web The Phillies — who activated star hitters Bryce Harper and Kyle Schwarber off the injured list Tuesday afternoon — delivered a knockout blow in the fourth. Jack Harris, Los Angeles Times, 10 July 2024 The crooked number in the fourth did reverse an early Dodgers lead built on Smith’s first two home runs, both solo shots. Bill Plunkett, Orange County Register, 8 July 2024 Off Irvin in the fourth, Nevin hit a solo homer before Andujar put Oakland ahead 14-1 with an RBI single. Jacob Calvin Meyer, Baltimore Sun, 6 July 2024 There’s no true secondary offensive threat to pull defenders (two, three, hell, toss in a fourth) at the 6-foot-3 guard in late-game situations. Dieter Kurtenbach, The Mercury News, 3 July 2024 See all Example Sentences for fourth 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'fourth.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


see four

First Known Use

1594, in the meaning defined at sense 2

Time Traveler
The first known use of fourth was in 1594

Dictionary Entries Near fourth

Cite this Entry

“Fourth.” Dictionary, Merriam-Webster, Accessed 13 Jul. 2024.

Kids Definition


ˈfō(ə)rth How to pronounce fourth (audio)
: one that is number four in a series see number
: the difference in pitch between the first tone and the fourth tone of a scale
fourth adjective or adverb
fourthly adverb

More from Merriam-Webster on fourth

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