Someone who’s been with you since the beginning and generally supports you. (Could be from the beginning of a certain period of time or situation.)
My Mom has been with me all my life. She is my A one from day one.
John is my A one from day one. We started this job at the same time.
John is my A one from day one. We started this job at the same time.
by LiteBrite169 December 22, 2021
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Get the <.7.9.7.6.>One day, ill find my way back to you But until then i just gotta keep<.7.9.7.6.> mug.when you've drunk so much you transpire acid the next day and resent looking in the mirror to see the regret in your eyes.
by Krkič July 29, 2019
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Get the day one strokes mug."Hey bro, are you planning on Day one-ing it when you go to college?"
"Yeah man, I want dat pussy as soon as I can get it!"
"Yeah man, I want dat pussy as soon as I can get it!"
by Gaysinspace September 4, 2015
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