Meaning of the word refresher in English

What does refresher mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

refresher

US /rɪˈfreʃ.ɚ/
UK /rɪˈfreʃ.ər/

Noun

1.

a course or lesson that reminds you of something you learned before

Example:
I need a refresher on my Spanish grammar before my trip.
The company offers a safety refresher course every year.
2.

a drink that makes you feel less hot or tired

Example:
This lemonade is a perfect refresher on a hot day.
After a long walk, a cold drink was a welcome refresher.