丸洗い

1. Origins, structure, and basic meaning

• Structure: Written 丸洗い and read まるあらい, it means washing an entire item without taking it apart or limiting cleaning to one spot.
• Basic usage: It applies to thoroughly rinsing muddy work shoes and to a mat labeled washable as a whole.

2. Common pitfalls and similar expressions

• Whole-item rather than spot cleaning
  • The expression stresses that the complete object can be washed, not merely one stained area.