The state of a door being almost-but-not-quite-closed. Usually this is done to your bedroom door by your mother when she leaves, hence the term "mom door".
Mother: Goodnight son!
Mother leaves, closing door just shut of latching
Son: MOM! Quit mom dooring me
Mother leaves, closing door just shut of latching
Son: MOM! Quit mom dooring me
by retrofutureman November 15, 2018