Use the clothesline, e.g

• Hang out on the line, e.g
• Put on the clothesline
• Hang on a clothesline, e.g
• Hang on the line
• Use a clothesline, e.g
• Hang on a line, as laundry
• Hang after washing
• Hang in the breeze

Wiktionary Word definitions in Wiktionary
vb. (alternative form of air-dry English)