affix

1 of 2

verb

af·​fix ə-ˈfiks How to pronounce affix (audio)
a-
affixed; affixing; affixes

transitive verb

1
: to attach physically
affix a stamp to a letter
2
: to attach in any way : add, append
affix a signature to a document
3
: impress
affixed my seal
affixable adjective
affixation noun
affixment noun

affix

2 of 2

noun

af·​fix ˈa-ˌfiks How to pronounce affix (audio)
1
grammar : one or more sounds or letters occurring as a bound form attached to the beginning or end of a word, base, or phrase or inserted within a word or base and serving to produce a derivative word or an inflectional form
The affix in the word "attendance" is "-ance."
2
affixal adjective
or affixial
Choose the Right Synonym for affix

fasten, fix, attach, affix mean to make something stay firmly in place.

fasten implies an action such as tying, buttoning, nailing, locking, or otherwise securing.

fasten the reins to a post

fix usually implies a driving in, implanting, or embedding.

fixed the stake in the ground

attach suggests a connecting or uniting by a bond, link, or tie in order to keep things together.

attach the W-2 form here

affix implies an imposing of one thing on another by gluing, impressing, or nailing.

affix your address label here

Examples of affix in a Sentence

Verb affix a first-class stamp to the envelope
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Verb
Their playing continues for about a minute further, according to the video, when a stagehand appears to come on stage and remove a Palestinian flag that the band had affixed to one of its speakers. Max Saltman, CNN Money, 23 Aug. 2025 Here’s a fun bit of trivia: Every LT4 is hand-built by a single person at GM’s Performance Build Center in Bowling Green, Kentucky, denoted by a signature plate affixed to the engine cover. Peter Nelson, Forbes.com, 23 Aug. 2025
Noun
To set the look, tuck your hair behind your ears, then affix creaseless clips just above them before using a taming wand or hair gel and a fine-tooth comb to smooth out pieces around your face. Footwear News, 8 Aug. 2025 Magnetic spice racks are sets that come with a magnetic board or have magnets to affix to your current spices that can be placed on the fridge. Bestreviews, Mercury News, 29 July 2025 See All Example Sentences for affix

Word History

Etymology

Verb

borrowed from Latin affīxus, past participle of affīgere "to fasten (to), attach," from ad- ad- + fīgere "to drive in, insert" — more at fix entry 1

Noun

borrowed from Middle French affixe "notice, placard, element added to the base or stem of a word (originally in Hebrew grammar)," borrowed from Latin affīxus, past participle of affīgere "to fasten (to), attach" — more at affix entry 1

First Known Use

Verb

14th century, in the meaning defined at sense 1

Noun

1600, in the meaning defined at sense 1

Time Traveler
The first known use of affix was in the 14th century

Browse Nearby Words

Cite this Entry

“Affix.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/affix. Accessed 28 Aug. 2025.

Kids Definition

affix

1 of 2 verb
af·​fix ə-ˈfiks How to pronounce affix (audio)
a-
1
: to attach physically : fasten
affix a stamp to a letter
2
: to attach in any way : add
affix a signature to a document

affix

2 of 2 noun
af·​fix ˈaf-ˌiks How to pronounce affix (audio)
: a letter or a group of letters attached to the beginning or end of a word that serves to produce a derivative word or an inflectional form

Legal Definition

affix

transitive verb
af·​fix ə-ˈfiks, a- How to pronounce affix (audio)
1
: to attach physically
2
: to attach or add in any way
affix a signature to a document
3
: to make by or as if by pressure
affix my seal

More from Merriam-Webster on affix

Last Updated: - Updated example sentences
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