adj. (er, est) 1 a occurring often. b ordinary; without special rank or position. 2 a shared by, coming from, more than one (common knowledge). b belonging to the whole community; public. 3 derog. lowclass; vulgar; inferior. 4 of the most familiar type (common cold). 5 Math. belonging to two or more quantities (common denominator). 6 Gram. (of gender) referring to individuals of either sex. IL 1 piece of open public land. 2 slang = COMMON SENSE. in common 1 in joint use; shared. 2 of joint interest. in
