beginkey
nounUK /bɪˈɡɪn kiː/
US /bɪˈɡɪn kiː/
A beginkey is a special key you press to start something.
Press the beginkey to start the game.
OTHER MEANINGS
2. The first key in a sequence or list.
The beginkey on the piano starts the song.
3. A key that opens the first door or level.
Find the beginkey to unlock the first gate.
4. A password or code used to start a program.
Type the beginkey to open the app.