Английский разговорный словарь (основной) - threaten

ˈθretn v.tr. 1 make a threat or threats against. 2 be a sign or indication of (something undesirable). 3 (foll. by to + infin.) announce one's intention to do an undesirable or unexpected thing (threatened to resign). 4 (also absol.) give warning of the infliction of (harm etc.) (the clouds were threatening rain). øøthreatener n. threateningly adv. [OE threatnian (as THREAT)]