Dreaming of my mom being pregnant is a warning sign as per dream meaning and interpretation. The dream means you have taken your mom for granted without respecting her individuality and feeling. Soon she might assert her freedom and independence and this might cause problems to other members in the family. Dream of my mom being pregnant and you see her happy means she will decide to have a baby or do something she always wanted to do.
Dreaming of my mom being pregnant and you wake up crying or terrified means you will face embarrassment or shame due to the activity of a family member. It also means you will not accept the decisions of a family member.
Dream of my mom being pregnant and you see other people in the dream mean people will misunderstand your mother. It also means prejudice causing problems in the family.
Dreams of my mom being pregnant and you are not seen in the dream means you will be away when your mother needs you most.
Please note that dreaming of my mom being pregnant after watching movies or thinking about it does not have any meaning. The dream to have a meaning it should happen naturally.