The idiom "de facto" means "in practice or actuality" or "in effect, although not officially recognized." It refers to a situation where something is happening or being done even though it may not be legally binding or official.

The idiom "recharge one’s batteries" means to rest or take a break from doing something in order to refresh one's energy, mind or body. It is often used when someone needs a break from mental or physical activity to regain their strength or focus.

The idiom "blow one's mind" means to be amazed or shocked, especially by something that is unexpected or surprising. It can also mean to be completely stunned or overwhelmed by something. The idiom is used in both positive and negative contexts, depending on the person's reaction.

• "On cue" means to appear, happen or be ready at the expected time or moment. It's used when something happens exactly as planned or predicted.

The idiom "doldrums" refers to a state of stagnation, depression, or unproductivity. It can also mean a situation where nothing is happening or progress is slow.