make sure

/mˌeɪk ʃˈʊə/

/mˌeɪk ʃˈʊɹ/

to make sure

to do something that guarantees the happening of something else or that guarantees something will not happen

Examples

1. As a tourist in Paris, she made sure to visit the Louvre Museum.

2. Before swimming, make sure to take off your jewelry.

3. She busts her chops to make sure your experience is above and beyond.

4. She checked the dates on her round-trip ticket to make sure they were correct.