What do a.m. and p.m. stand for?

day one

(often initial capital letters) the very first day or beginning of something.
Origin of day one
1975-80 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for day one
  • day one of our visit will close with a dinner with our traveling party.
  • It's also unique because it's the first mud volcano that scientists have observed from day one.
  • One day one of my co-teachers came into the teachers' office area with two small plastic containers.
  • They have known how damaging these drugs are from day one.
  • Such findings as these could dramatically reduce the guesswork involved, thereby leading to the proper prescription from day one.
  • Sound is another and from day one this phenomenon has been misconstrued.
  • The doctors told me from day one they did not expect him to live, even with the antibiotics.
  • The day one of you guys makes a discovery, you'll have our attention.
  • And from day one, she or he is playing catch-up with the kids who attended those private or suburban school districts.
  • So at first what happens, for a week or so from day one to six is the fresh state after a body dies.
Slang definitions & phrases for day one

day one

noun phrase

The first day; the very beginning of something: You weren't happy doing this from day one

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
Cite This Source

Word of the Day

Difficulty index for day one

Few English speakers likely know this word

Word Value for day

Scrabble Words With Friends

Quotes with day one