An action that is required to complete some task than is undocumented. Often used by people to pretend they're cleverer than someone else
Yeah the instructions are all on our website, there are a few gotchas, but they'll only slow you down a few hours.
a way of saying got you in one word
I gotcha in tag today even though you're faster
When you realize everyone is dumber than you and not going fall into their shit trap.