yesterday

1 of 2

adverb

1
: on the day last past : on the day preceding today
2
: at a time not long past : only a short time ago
I wasn't born yesterday

yesterday

2 of 2

noun

1
: the day last past : the day next before the present
2
: recent time : time not long past
3
: past time
usually used in plural

Examples of yesterday in a Sentence

Adverb It rained heavily yesterday afternoon. I mailed the application early yesterday morning. It was good to see you yesterday.

Word History

Etymology

Adverb

Middle English yisterday, from Old English giestran dæg, from giestran yesterday + dæg day; akin to Old High German gestaron yesterday, Latin heri, Greek chthes

First Known Use

Adverb

before the 12th century, in the meaning defined at sense 1

Noun

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of yesterday was before the 12th century

Browse Nearby Words

Cite this Entry

“Yesterday.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/yesterday. Accessed 8 Mar. 2025.

Kids Definition

yesterday

1 of 2 adverb
1
: on the day before today
2
: at a time not long past

yesterday

2 of 2 noun
1
: the day next before the present
2
: recent time : time not long past

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