I. af ‧ fix 1 /əˈfɪks/ BrE AmE verb [transitive often passive]
[ Date: 1500-1600 ; Language: Medieval Latin ; Origin: affixare , from Latin affigere , from ad- 'to' + figere 'to fasten' ]
formal to fasten or stick something to something else
affix something to something
A label must be affixed to all parcels.
II. af ‧ fix 2 /ˈæfɪks/ BrE AmE noun [countable]
a group of letters added to the beginning or end of a word to change its meaning or use, such as ‘un-’, ‘mis-’, ‘-ness’, or ‘-ly’
⇨ ↑ prefix 1 (1), ↑ suffix