When Ben Silverstein is sent to the rundown town of Buttonville to spend the summer with his grandfather, he's certain it will be the most boring vacation ever. That is, until his grandfather's cat brings home what looks like .
Definition of momo. momo. noun. an unintelligent person; moron. Dates to the mid-1950s. The Random House Historical Dictionary of American Slang suggests it may be from a reduplication of the first syllable in moron or it may be from the dialectical Italian mammoccio meaning stupid rascal.
The noun 'mom' is a common noun, a general word for any female  parent.     A proper noun is the name of a specific person, place, thing, or a  title.   When the noun 'mo â¦ m' is used as a title when speaking to or writing  to a specific person, the noun 'Mom' is a proper noun. Answered. In Grammar.