霜降り
しもふり speckled with white; salt-and-pepper (pattern, fabric, etc.)
Why it means this
霜 (frost) + 降り (falling) — 'frosted'; a salt-and-pepper fabric pattern, and marbled beef where fat is flecked through the lean like frost (霜降り肉).
Breakdown
Each character links to its full entry — origin story, stroke order, and readings.