Save Type Surname Usage Lao Scripts ພິມມະສອນ(Lao) Pronounced Pron. /pʰím.mā.ˈsɔ̆ːn/ [key·simplify] Meaning & History From Lao ພິມ (phim) meaning "law, custom, form" and ສອນ (sone) meaning "arrow, weapon".