However, depending on the context, it could also mean:
* I want a man in my life: This implies a desire for a romantic partner.
* I need a man in my life: This implies a sense of loneliness or a need for companionship.
* I'd like a man in my life: This is a more casual and less urgent way of expressing the desire for a partner.
To understand the exact meaning, you need to consider the context in which the phrase was used.