since the year one
US /sɪns ðə jɪr wʌn/
UK /sɪns ðə jɪr wʌn/
1.
for a very long time; since the earliest possible time
:
•
This tradition has been observed since the year one.
•
He's been complaining about that problem since the year one.
for a very long time; since the earliest possible time