The term "blah-blah-blahs" refers to meaningless or repetitive talk that lacks substance or importance. Some synonyms for this phrase include "chatter," "prattle," "babble," "gibberish," "jargon," and "drivel." These terms all describe communication that is either difficult to understand or simply not worth listening to. "Gossip," "rumors," and "chitchat" can also be associated with the term, as they often refer to idle talk or hearsay. Regardless of the specific word used, the meaning is clear - "blah-blah-blahs" typically refers to talk that is not intellectually stimulating or worthwhile in any way.