be full of beans

be full of beans

1. To be nonsensical. His explanation is totally full of beans and doesn't answer the question at all.
2. To be very energetic. Whenever my daughter is full of beans, I have her run around and play in our backyard.
See also: bean, full, of

be full of beans

to have a lot of energy and enthusiasm I've never met anyone so full of beans before breakfast.
See also: bean, full, of