-ee

CIDE DICTIONARY

-ee,  [Formed on the F. p. p. ending -é, masc.].

 A suffix used, chiefly in law terms, in a passive signification, to indicate the direct or indirect object of an action, or the one to whom an act is done or on whom a right is conferred; as in assignee, donee, alienee, grantee, etc. It is correlative to -or, the agent or doer.

OXFORD DICTIONARY

-ee, suffix forming nouns denoting:
1 the person affected by the verbal action (addressee; employee; lessee).
2 a person concerned with or described as (absentee; bargee; refugee).
3 an object of smaller size (bootee).

Etymology

from or after AF past part. in -{eacute} f. L -atus