oh
From Longman Dictionary of Contemporary Englishohoh /əʊ $ oʊ/ interjection
1 ATTENTIONused when you want to get someone’s attention or continue what you are saying
OhlookI think that’s Harry over there.
Milkcerealjuice – ohand put lettuce on the list too.2 used when you are giving an answer to a question
‘Have you met his wife?’ ‘OhyesI know her quite well.’
‘I hope Jenny won’t be angry.’ ‘Ohnodon’t worry about that.’ohokay/all right
‘Can you lend me ten pounds?’ ‘Ohall rightbut only until tomorrow.’ 3 PAUSEused to make a slight pause when you are speaking
I met your friend in townohwhat’s her name?4 FEEL HAPPY/FRIGHTENED/BORED ETCused to show that you are very happyangrydisappointed etc about something
Oharen’t those flowers gorgeous!
Ohhow awful!
Ohno! I’ve left my keys in the car!ohgood/great
Ohgoodyou’re still here.ohGod/ohdear etc
OhGodI forgot all about it!
Ohwellnever mind.
5 NOT KNOWused to show that you are surprised about something
‘Frances has left her husbandyou know.’ ‘Ohhas she?’
OhI didn’t know that.Examples from the Corpusoh• Ohand don't forget to turn off the lights on your way out.• She's worked there foroharound twelve years.• Ohbe quiet!• Ohwhat a great idea!OHOHthe written abbreviation of OhioOrigin oh (1500-1600) O 1

