Definition of affix
- affix a stamp to a letter
- affixed my seal
affix a first-class stamp to the envelope
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'affix.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: to attach (something) to something else
grammar : a letter or group of letters added to the beginning or end of a word to change its meaning : a prefix or suffix
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