In computer gaming:

Noun: A solution to a level or puzzle that the designer overlooked, especially if it is simpler than the official solution.

Verb (transitive): To solve a level or puzzle in a way that the designer did not intend, often using a relatively straightforward method, but not by cheating.
I had to revise my map design because of a backroute that had been discovered.

I thought I had designed the hardest level ever, only for someone to backroute it.
by WhiteCrane February 28, 2010
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