隔壁老王

1. • Mr Wang from next door (term used jocularly to refer to a neighbor who is supposedly sleeping with one's wife)

Character by character

• 隔(gé)separate
• 壁(bì)wall
• 老(lǎo)prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity
• 王(wáng)surname Wang