Found 2 items, similar to MENACINGLY.
English → English (WordNet) Definition: menacingly menacingly adv : in a menacing manner; “the voice at the other end of the line dropped menacingly” [syn: threateningly]
English → English (gcide) Definition: Menacingly Menacingly \Men"a*cing*ly\, adv. In a threatening manner. [1913 Webster]