plural aliases
: an assumed or additional name that a person sometimes uses
a fugitive using several aliases
John Smith, who goes by the alias Richard Jones
He checked into the hotel using an alias. = He checked into the hotel under an alias.
"My [gaming] alias when I was 18 … was Princess Peach," she [Bella Hadid] says with glee …—
Alex Frank
Alex Frank
sometimes, specifically
: a pseudonym (such as a pen name or stage name) that is associated with a person's professional identity
wrote the novels under an alias
Donald Glover, also known under his rap alias Childish Gambino, is an actor, writer, director, comedian and musician. —Mark Warren
Mark Warren Vin Diesel, born Mark Sinclair, took on the tougher-sounding moniker as a bouncer in New York; the alias stuck as he transitioned into acting. —Mae Ross
Mae Ross
: otherwise called : otherwise known as
—used to indicate an additional name that a person sometimes uses
John Smith alias Richard Jones
the outlaw William H. Bonney, Jr. alias "Billy the Kid"
Synonyms
Examples of alias in a Sentence
Noun
a fugitive using several aliases
a dressmaker whom everyone knows as “Bet,” her adopted alias in the dressmaking business that she named after Betsy Ross
Recent Examples on the Web
Nathan Solis, Los Angeles Times, 29 Oct. 2024
Officials warn Hamlett is considered armed and dangerous and is known to use various aliases, and anyone who sees him is asked to call 911 or Monroe County Dispatch.
—Marlene Lenthang, NBC News, 28 Oct. 2024
That was when Andy Newman — alias Thunderclap — enchanted me with his piano playing.
—Andy Greene, Rolling Stone, 11 Oct. 2024
Superheroes or characters who go by aliases would count for either their human name (Logan) or superhero name (The Wolverine).
—Joe Reid, Vulture, 2 Aug. 2024
See all Example Sentences for alias 
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Noun
One suspect is originally from Venezuela and multiple suspects have aliases, according to court records.
—Nathan Solis, Los Angeles Times, 29 Oct. 2024
Officials warn Hamlett is considered armed and dangerous and is known to use various aliases, and anyone who sees him is asked to call 911 or Monroe County Dispatch.
—Marlene Lenthang, NBC News, 28 Oct. 2024
That was when Andy Newman — alias Thunderclap — enchanted me with his piano playing.
—Andy Greene, Rolling Stone, 11 Oct. 2024
Superheroes or characters who go by aliases would count for either their human name (Logan) or superhero name (The Wolverine).
—Joe Reid, Vulture, 2 Aug. 2024
See all Example Sentences for alias
Dictionary Entries Near alias
Cite this Entry
“Alias.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alias. Accessed 30 Nov. 2024.
Copy CitationLegal Definition
alias
1 of 3 adverb
: otherwise called : also known as
John Thomas Nolan, alias Legs Diamond
alias
2 of 3 noun
: an assumed or additional name
alias
3 of 3 adjective
: issued after the original instrument has not produced any action
an alias tax warrant
an alias summons
compare pluries
Etymology
Adverb
Latin, otherwise, from alius other
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