Definition of ago adverb from the Oxford Advanced American Dictionary

Oxford3000

ago

adverb
/əˈɡoʊ/
 
 
used in expressions of time with the simple past tense to show how far in the past something happenedtwo weeks/months/years agoThe letter came a few days ago.She was here just a minute ago.a short/long time agoHow long ago did you buy it?It was on TV not (so) long ago.He stopped working some time ago (= quite a long time ago).They're getting married? It's not that long ago (= it's only a short time ago) that they met!