A term used to refer to a couple who are both into feederism and want to gain weight together. It is a type of fetish that involves a partner.
We're mutual gaining and enjoying the journey.
by LizardInACan September 11, 2022
1:when you and a person share similar interests (online) and so you decide to become mutuals online
2: when you and a person share similar interests and so you decide to become mutuals online, but those interests include malcolm in the middle
2: when you and a person share similar interests and so you decide to become mutuals online, but those interests include malcolm in the middle
Her and shawtyarena447 are malcolm in the mutuals ,they always are pming and reblogging eachothers posts and inside jokes on tumblr
by Columbinercutiezoe August 24, 2022
These words mean a group of people, who are following wilburzw on tiktok and she follows them back, are the coolest group of people you will ever meet.
by wilburzw April 25, 2022