白しら糸いとしらいとFreq.FrequencyTop 100,000Meanings1nounwhite threadRefers to thread that is white in color, often used in weaving, sewing, or as a metaphor for something pure or delicate.着き物ものの縫ぬい目めに白しら糸いとが使つかわれている。White thread is used in the seams of the kimono.