not decided or determined.

not having one's mind firmly made up.

a person who is undecided

Are you still among the undecideds?

adjective

certain , decided , definite , determined , settled , sure , undoubted

adjective

ambivalent , betwixt and between , blowing hot and cold , borderline , debatable , dithering , doubtful , dubious , equivocal , hemming and hawing , hesitant , iffy * , indecisive , indefinite , in the middle , irresolute , moot , of two minds , on the fence * , open , pendent , pending , running hot and cold , tentative , torn , uncertain , unclear , uncommitted , undetermined , unfinished , unsettled , unsure , up in the air , vague , waffling , wavering , wishy-washy * , unresolved , skeptical , abeyant , controvertible , fluctuating , inconstant , pendant , sub judice , under advisement , vacillating , volatile