I. ˈ ̷ ̷ˌ ̷ ̷ noun
or bookmarker ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷
: a narrow strip of material (as an attached ribbon, an insertable card, or a leather slip) to mark a place in a book
II. noun
: a menu entry or icon on a computer that is most often created by the user and that serves as a shortcut for returning to a previously viewed location (as in a document or on the Internet)
create a bookmark for that Web site
III. transitive verb
: to create a computer bookmark for
bookmarked the home page