____ day at a time (3)
I believe the answer is:
one
(Other definitions for one that I've seen before include "I can mean this" , "Leading cardinal" , "Single and undivided" , "Sole; number" , "Hour after midnight" .)
I believe the answer is:
one
(Other definitions for one that I've seen before include "I can mean this" , "Leading cardinal" , "Single and undivided" , "Sole; number" , "Hour after midnight" .)