Think out Definition 1 of 2Pro Tip 1/3Detail Aware Use 'think out' when showing you've considered all small parts of a plan. She thought out every possible outcome of the negotiation. Pro Tip 2/3Preparation Key 'Think out' implies thorough preparation before taking action or making a decision. They thought out the marketing approach for weeks. Pro Tip 3/3Problem Solving To 'think out' a solution means devising a well-planned fix to an issue. We must think out a solution to the budget shortfall.