1 definition by Doctor'sCompanion

1. Graphics Interchange Format. GIFs are image files that are compressed to reduce transfer time. It can also use multiple images for animated effects (animated GIFs), but has no sound.

2.What all Tumblr people begin to think in at some point in their blogging experience-It's fact.
1."Did you see those sweet Doctor Who GIFs I created? The timing on the dancing monsters' moves was difficult to sync."

2."Because of Tumblr, I keep thinking of real life in GIF responses, and have no way to express them. It's such a pain."
by Doctor'sCompanion October 9, 2011
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