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\ ˈȯl-ˌtīm 
\
\Definition of all-time
2 : being for or of all time up to and including the present especially : exceeding all others of all time an all-time best seller
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all-time
adjectiveEnglish Language Learners Definition of all-time
: more than all others have ever been
See the full definition for all-time in the English Language Learners Dictionary
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