opener
🇺🇸
/ˈəʊpənər/
🇬🇧
/ˈəʊpənə(r)/
A tool for opening things
I used an opener to open the jar.
The first game in a series or the first action in an event
The team won the opener of the tournament.
One of the first two batters in cricket
The opener hit a boundary in the first over.