Affix a label to a package.
Affix blame to him.
Affix a postscript to a letter.
To affix a label to a bottle.
An example of affixing is fastening a Girl Scout badge to a sash.
An example of affix is to add an extra paragraph to a letter.
An example of affix is when a Notary Public impresses her seal on a legal document.
Eyes affixed upon the ground.