1.Definition: (of a group of people or an organization) unorganized or unfocused
"A mob is an amorphous crowd of people without ideals, a sum of individuals in which each lives for himself"
2.Definition: having no definite form or distinct shape
"Amorphous clouds of insects"
3.Definition: lacking the system or structure characteristic of living bodies
4.Definition: unclear because vague or badly organized
"Her vague, amorphous statement of her predicament was part of what made it so hard for her to solve it"
5.Definition: without real or apparent crystalline form
"An amorphous mineral", "Amorphous structure"