Mayday is an emergency procedure word used internationally as a distress signal in voice-procedure radio communications. It is used to signal a life-threatening emergency primarily by aviators and mariners, but in some countries local organizations such as firefighters, police forces, and transportation organizations also use the term.
- Synonyms for day one include start, beginning, dawn, outset, commencement, birth, onset, inception, genesis and launch. Find more similar words at wordhippo.com!
- Favorite Answer It means someone you're super close to. 'Day one' means like you guys are so close it's like you've known each other since 'day one' meaning birth.
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day one
The first day or the beginning of something. Honestly, I've loved Frank since day one, long before we officially started dating.I'm sorry, but your assistant has annoyed me from day one. How can you stand her constant cheerfulness?

Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
*day one
the very beginning; the very first day. (*Typically: from ~; since ~.) You haven't done anything right since day one! You're fired!She was unhappy with her new car from day one.

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
day one
n. the first day. (Often with since.) You haven’t done anything right since day one! You’re fired!
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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What Does My Day One Mean
