What is the meaning of Collage?

A picture made by sticking other pictures onto a surface.

A composite object or collection (abstract or concrete) created by the assemblage of various media; especially for a work of art such as text, film, etc.

The technique of producing a work of art of this kind.

To make into a collage.

collage

collage (image created by placing pictures on a surface)

collage (composite created by the assemblage of various works)

collage

montage

Alternative form of college

collage

Source: wiktionary.org