'Ex libris' definitions:
Definition of 'ex libris'
From: WordNet
noun
A label identifying the owner of a book in which it is pasted [syn: bookplate, ex libris]
Definition of 'Ex libris'
From: GCIDE
- Ex libris \Ex` li"bris\ [L. ex from + libris books.] An inscription, label, or the like, in a book indicating its ownership; esp., a bookplate. [Webster 1913 Suppl.]