(idiomatic) An attractive but heartless man (similar to ice queen).
Example: A humanoid figure made with large snowballs stacked on each other. Human traits like a face and arms may be fashioned with sticks (arms), a carrot (nose), and stones or coal (eyes, mouth).
1961, John D. Loudermilk in the song "The Great Snowman"
A few years ago there lived a lover By the name of Jimmy Jones Who really snowed the girls and left them cold And gained the title of 'The Great Snowman'.