Dictionary.com
Thesaurus.com
Synonyms

hereby

American  
[heer-bahy, heer-bahy] / hɪərˈbaɪ, ˈhɪərˌbaɪ /

adverb

  1. by this, or the present, declaration, action, document, etc.; by means of this; as a result of this.

    I hereby resign as president of the class.

  2. Obsolete. nearby.


hereby British  
/ ˌhɪəˈbaɪ /

adverb

  1. (used in official statements, proclamations, etc) by means of or as a result of this

  2. archaic nearby

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of hereby

1200–50; Middle English. See here, by

Explanation

Use the adverb hereby to mean "as a result of what I'm saying right now." For example, your bus driver might announce, "All cellphones on the bus must hereby be turned off and put away." The word hereby is especially useful for people who are issuing proclamations or reading from formal documents. A king might once have declared, "These lands are all hereby claimed in the name of me, the king!" And when you're on a long family car trip your dad might shout, "I hereby announce that I am in charge of the radio!" Hereby has been used in English since the thirteenth century.

Keep Reading on Vocabulary.com

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"We hereby announce Senior General Min Aung Hlaing as president," parliament speaker Aung Lin Dwe announced from a stage in the parliament meeting hall.

From Barron's Apr. 3, 2026

In the filing, federal lawyers said they “do not oppose lifting of the partial administrative stay and hereby respectfully withdraw their motion for a stay pending appeal.”

From Los Angeles Times Dec. 31, 2025

“GameStop, acting under its authority as a Neutral Entity and The World’s Retail Gaming & Trade-in Destination, hereby declares the official cessation of the console wars,” GameStop said.

From MarketWatch Oct. 27, 2025

I hereby declare the matching seat belts fire.

From The Wall Street Journal Oct. 2, 2025

I, Samuel W. Westing, hereby swear that I did not die of natural causes.

From "The Westing Game" by Ellen Raskin

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training