A word or phrase that designates an unspecified or unidentified person or thing or group of persons or things.
Undecided or uncertain.
Being an integral without specified limits.
Vague or unclear.
Designating an unspecified or unidentified person or thing or group of persons or things
Without limit; forever, or until further notice; not definite.
Highly skilled in, or specifically adapted to, a specific field.