Definition of something

• n. - Anything unknown, undetermined, or not specifically designated; a certain indefinite thing; an indeterminate or unknown event; an unspecified task, work, or thing.
• n. - A part; a portion, more or less; an indefinite quantity or degree; a little.
• n. - A person or thing importance.
• adv. - In some degree; somewhat; to some extent; at some distance.