im ‧ pend ‧ ing /ɪmˈpendɪŋ/ BrE AmE adjective
[ Date: 1500-1600 ; Language: Latin ; Origin: impendere 'to hang over' , from pendere 'to hang' ]
an impending event or situation, especially an unpleasant one, is going to happen very soon
impending danger/doom/death/disaster etc
She had a sense of impending disaster.
impending changes in government legislation