Missoulian adjective 1noun 1forms 3 adjective1 •Of or relating to Missoula, Montana, United States. noun1 •A native or inhabitant of Missoula, Montana, United States.Missoula Community Organizing Action is a Facebook group created during the pandemic to connect Missoulians. — 2024 formsMissoulians · more Missoulian · most Missoulian