shàng mén
to drop in
to visit
to lock a door
(of a shop) to close
to go and live with one's wife's family, in effect becoming a member of her family
yǐn guǐ shàng mén
to lead the devil to the door (idiom); to invite the attention of criminals
to leave oneself open to attack
shàng mén fèi
house call fee
callout fee
zhǎo shàng mén
to come to sb's door
to call on sb