An unspecified or unknown person; someone. See Usage Note at he1. (pronoun)
A person of importance: "Obviously she was somebody—a real presence in the room” ( Oleg Cassini). (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "somebody" in a sentence
"It looks to me as if somebody -- _somebody_, I mention no names -- may have had a hint of what was coming and began to lay plans according ...."
"He knows all about it, however -- somebody has told him -- _somebody_ tells everybody everything in our village."
"If I didn't have you to tell -- have somebody -- "She considered, with brows slightly knitted --" if I didn't have _somebody_ to talk to, it wouldn't be very good for me."