A derogatory term used to describe a person who ignores his friend after dating his friend's ex-girlfriend. A Moeller often tries to steal the friends of his former friends, and will insult his old friend to make himself feel superior.
He was shopping with us and just left when he saw his ex-friend.. he pulled a Moeller!
by iliketoeatdogsplox October 14, 2010
1 more definition
Moeller another term for dogging (euphemism for engaging in sexual acts in a semi-public place) ; originated in Yorkshire.
"Fancy going for a moeller later?"
by YocalLocal June 27, 2008