• 1. an affix that follows the stem to which it is attached, as for example -s and -ness in dogs and softness - Compare prefix
• 2. anything that is added at the end of something else
• 3. to add (a morpheme) as a suffix to the end of a word
• 4. to add (something) at the end of a sentence, comment, or piece of writing
• 5. C18: from New Latin suffixum, from Latin suffixus fastened below, from suff i gere, from sub- + f i gere to fasten

more