A thief; a burglar; someone who steals from others.
昨夜、近所で泥棒が入ったらしい。
It seems there was a burglary in the neighborhood last night.
財布を取られたと気づいて、泥棒を追いかけた。
When I noticed my wallet was gone, I chased the thief.
泥棒は逮捕された。
The thief was arrested.
子どもたちは泥棒ごっこをして遊んでいた。
The children were playing make-believe as thieves.
The act of theft; burglary; robbery (often expressed as 'to steal' with 泥棒をする).
彼は仲間と一緒に泥棒をしたと疑われている。
He is suspected of committing theft with accomplices.
泥棒の手口は巧妙だった。
The thief's method was clever.