Pronunciation: /deɪ ɪn deɪ aʊt/
noun a word used to identify any of a class of people, places, or things
A1 I clean my room day in day out.
A2 She sings the same song day in day out.
B1 The factory workers work tirelessly day in day out.
B2 He studies for his exams day in day out without taking breaks.
C1 The athletes train day in day out to prepare for the competition.
C2 The author writes day in day out to meet his deadlines.
adverb a word that modifies a verb, adjective, or other adverb, typically answering the questions how, when, or where
A1 I brush my teeth day in day out.
A2 She practices the piano day in day out to improve her skills.
B1 The farmer works in the fields day in day out to ensure a good harvest.
B2 The athlete trains day in day out to prepare for the upcoming competition.
C1 The scientist conducts experiments day in day out in the lab to make groundbreaking discoveries.
C2 The author writes day in day out, striving to create a masterpiece novel.
preposition a word governing, and usually preceding, a noun or pronoun and expressing a relation to another word or element in the clause
A1 I go to work day in day out.
A2 She practices piano day in day out.
B1 The farmers work in the fields day in day out.
B2 The athlete trains day in day out to prepare for the competition.
C1 The researchers analyze data day in day out to find patterns.
C2 The writer spends hours at the desk day in day out, working on the novel.
formal The employees work diligently day in day out to meet project deadlines.
informal I have to deal with the same routine day in day out at my job.
slang I'm so tired of doing the same thing day in day out, I need a change.
figurative His dedication to his craft is evident in the way he practices day in day out.
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days in days out
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