A found object is a natural or man-made object, or fragment of an object, that is found (or sometimes bought) by an artist and kept because of some intrinsic interest the artist sees in it

An object found by the artist and employed in its original state or in an altered form in the assemblage of a work. Found objects can also be incorporated into an ASSEMBLED PLATE or used as a surface [..]

a process convention in which drama is inspired by objects found in the environment.

From the French words "objet trouve", the term in art vocabulary applies to artwork created with objects that are 'found', rather than being traditionally used art mediums, and are [..]

 - First used in the early years of the 20th century (in the Dadaist movement), a found object is any object that an artist comes upon, and uses in an artwork, or as the artwork itself. Marcel Duchamp [..]

Something that an artist finds and uses in an artwork such as a scrap of metal or a piece of wood, etc.

The use of an object that has not been designed for an artist purpose, but deemed worthy of inclusion. Found objects can range from naturally occuring objects to objects in a painting that weren' [..]

a natural object, or one manufactured for some other purpose, considered as a work of art