Mont. Code Ann. § 28-2-403
28-2-403 What constitutes menace
28-2-403 . What constitutes menace. Menace consists in a threat of:
(1) such duress as is specified in subsections (1) and (3) of 28-2-402 ;
(2) unlawful and violent injury to the person or property of any such person in circumstances described in 28-2-402 ; or
(3) injury to the character of any such person.