This term is often used when something is taken past normal limitations and specifications.
This decision often saves the company from short term expenses and explanations but in a longer time frame can cost several times more than the early simple fix would have.
Manager: After looking at the problem, we have used our conservative decision making that the engine must still be ran for the time being until we have the funds and a good time to add oil.
2 days later.
Employee: Well sir, I told you there was no oil in the engine and due to our conservative decision making we decided to keep it running but it now will no longer operate until we buy a replacement engine.