The definition of impending is about to happen.
An example of impending used as an adjective is in the phrase "an impending rainstorm" which means a rainstorm that is going to start at any minute.
- Approaching; drawing near; about to happen
- I have no time right now because of an impending paper submission deadline.
- Present participle of impend.
- The hurricane is impending.
From Latin impendere (“to overhang").