threatening

[ thret-n-ing ]
/ ˈθrɛt n ɪŋ /

adjective

tending or intended to menace: threatening gestures.
causing alarm, as by being imminent; ominous; sinister: threatening clouds.

Origin of threatening

First recorded in 1520–30; threaten + -ing2

OTHER WORDS FROM threatening

Example sentences from the Web for threateningly