Description The BLEND file type is the native 3D graphics file format of the 3D modeling application Blender. Originally released in 1994, Blender has grown over the years and is one of the most popular 3D applications available. BLEND files store 3D content such as 3D geometry, vertices, faces, normals, animations, materials, and much more. Blender is free and open-source, contains many features you would expect in a high-end 3D editing application, and is available for most current ... blend (third-person singular simple present blends, present participle blending, simple past and past participle blended or (poetic) blent) To make hummus you need to blend chickpeas, olive oil, lemon juice and garlic. The meaning of BLEND is mix; especially : to combine or associate so that the separate constituents or the line of demarcation cannot be distinguished. How to use blend in a sentence. to mix smoothly and inseparably together: to blend the ingredients in a recipe. to mix (various sorts or grades) in order to obtain a particular kind or quality: Blend a little red paint with the blue paint. to prepare by such mixture: This tea is blended by mixing chamomile with pekoe.