1 definition by dr g class
someone who goes against the consensus of a group, generally used in political or intellectual discussions.
Person 1: "I love this book."
Person 2: "Me too."
Person 3: "It's not that great"
Person 1: "You are the onion of the group!"
Person 2: "Me too."
Person 3: "It's not that great"
Person 1: "You are the onion of the group!"
by dr g class June 29, 2010