meet up verb 2meet-up noun 1forms 4 verb2 •To come together with (someone), often at a prearranged time and/or location.The next time you come to my town, we should meet up somewhere. •(informal) To meet (a person) by arrangement.Amy told me that she's gonna meet me up — 2008 meet-up noun1 •An arranged informal meeting.We had our meet-up in the local library, because of its central location. formsmet up · meeting up · meets up · meet-ups