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yesternight

adverb
yes·​ter·​night | \ˈye-stər-ˌnīt \

Definition of yesternight 

(Entry 1 of 2)

archaic

: on the night last past

yesternight

noun

Definition of yesternight (Entry 2 of 2)

: the night last past

First Known Use of yesternight

Adverb

before the 12th century, in the meaning defined above

Noun

1513, in the meaning defined above

History and Etymology for yesternight

Adverb

Middle English, from Old English gystran niht, from giestran yesterday + niht night

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Dictionary Entries near yesternight

yestereve

yestermorn

yestern

yesternight

yesteryear

yes, thanks

yestreen

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The first known use of yesternight was before the 12th century

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