Entry 2 senses · 2 variants Webster, 1913 Hubby /hŭb'-ē/ · Hub·by · IPA /ˈhʌbi/ a. n. 01 a. Full of hubs or protuberances; as, a road that has been frozen while muddy is hubby. 1. Full of hubs or protuberances; as, a road that has been frozen while muddy is hubby.[U.S.] 02 n. Husband. 1. Husband.[informal]