Source: Tafsir al-Ahlam al-Kabir (Ibn Sirin)
The swing in a dream indicates corruption in religion and indecision in a matter. Whoever sees himself swinging is wavering in his religion.
Source: Ta'tir al-Anam fi Ta'bir al-Manam (Al-Nabulsi)
The swing indicates amusement and falsehood. Riding it indicates falling into strife.
Source: Al-Isharat fi Ilm al-Ibarat (Ibn Shahin)
The swing is interpreted as worry. Whoever sees himself ride it will be afflicted with worry.