Definitions for "Bleeds"
Keywords:  trim, artwork, extend, dieline, beyond
An imprint that extends to the trimmed end of the finished page. An imprint that requires bleeds may add to the cost of your project, since bleeds may require the use of more material. If a bleed is required your artwork should extend at least .25" beyond the trim.
Artwork that extends beyond the actual size of the card.
A bleed occurs when your design allows the ink to print to the edge of the paper. The amount of bleed required may vary from one printer to another. As a general rule the image or color should extend 1/8 (.125) inch to 1/4 (.25) inch past the page edge in your document.