(as) good as gold

(as) good as gold

1. Obedient and well-behaved. Sure, I'll baby-sit Cindy's kids tonight—they're as good as gold every time I watch them.
2. Authentic and legitimate. According to the curator, this painting is as good as gold.
See also: gold, good

*good as gold

Cliché very good. (Usually used to describe children. *Also: as ∼.) Mother: Thank you for taking care of Gretchen; I hope she hasn't been too much trouble. Grandmother: Not at all; she's been as good as gold. We knew that Daddy would not read us a bedtime story unless we behaved, so we tried to be good as gold.
See also: gold, good

good as gold

If a child is as good as gold, they behave very well. Both children have been as good as gold all afternooon. They were both in the playroom as good as gold.
See also: gold, good

as good as gold

extremely well-behaved.
See also: gold, good

(as) good as ˈgold

(of children) very well-behaved: The children were good as gold. They sat quietly and read all afternoon.
See also: gold, good