Meaning of -in-waiting in English:
-in-waiting
Pronunciation /ɪnˈweɪtɪŋ/
1Denoting a position as attendant to a royal personage.
2Awaiting a turn, confirmation of a process, etc.
- ‘a political administration-in-waiting’
- 2.1About to happen.
- ‘an explosion-in-waiting’