01 a. & n. a. & n. from Threaten, v.
- 1.
Phrases & compounds
Threatening letters —
letters containing threats, especially those designed to extort money, or to obtain other property, by menaces; blackmailing letters.
Entry
1 sense
Webster, 1913
Threatening
· Threat·en·ing
· IPA /ˈθɹɛtə.nɪŋ/