Source: Tafsir al-Ahlam al-Kabir (Ibn Sirin)
The ship's sail in a dream is its authority and honor. Its tearing indicates the loss of authority.
Source: Ta'tir al-Anam fi Ta'bir al-Manam (Al-Nabulsi)
The sail indicates high status and prestige. A white sail indicates religion and righteousness.
Source: Al-Isharat fi Ilm al-Ibarat (Ibn Shahin)
The sail is interpreted as a noble man. Whoever sees himself ride it will gain high status.