LNU

LNU

An initialism of "last name unknown," used especially in law enforcement. Sometimes spelled "Lnu," especially when used in combination with "Fnu" ("first name unknown"). The report lists the suspect's name as John LNU. The court docket names "Fnu Lnu" as the primary suspect in the murder case.
Farlex Dictionary of Idioms.
See also:
  • FNU
  • kaka
  • old enough to be (one's) mother
  • old enough to be mother
  • jockstrap
  • jockstrapper
  • bright-line
  • taco stand
  • popsicle stand
  • old enough to be (one's) father