Locking the House Door
Scholars have said that whoever dreams of locking his house door may indicate a sign of marriage. It has also been said that the Qalansi (cap maker) symbolizes a leader, and the charcoal maker might represent an unjust ruler who impoverishes his subjects.
Per Ibn Sirin's Muntakhab al-Kalam fi Tafsir al-Ahlam
Note: These are traditional scholarly interpretations (ijtihad) drawn from a specific classical source — not a binding religious ruling, fortune-telling, or a prediction of the future.