A monk’s hood or a hooded habit

• A head-covering hood or mask

A protective or airflow-directing covering, especially an engine cowling

• A hood-shaped chimney fitting that improves draft and prevents backflow
• A ship’s ventilator with a swiveling mouth to catch the wind
• A funnel extension that deflects smoke away from the bridge

To cover with a hood; to drape like a cowl

A monk; archaic or poetic