n.
1.Dutch astronomer who calculated the size of the universe and suggested that it is expanding (1872-1934)
2.an organism (person or animal) that sits
3.a person engaged to care for children when the parents are not home
4.a person who poses for a painter or sculptor
5.a domestic hen ready to brood
Idiom of the Day
thirst for (something)
a craving or desire for something, to thirst or crave something
The woman thirsts for the life that she was previously living. She has a thirst for her previous life.