Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Adjective: full of beans
Usage: informal
  1. Eager and alert; very keen; full of high spirits
    "The children were full of beans and bushy-tailed on Christmas morning";
    - bright-eyed [informal], bright-eyed and bushy-tailed [informal]

See also: full of life, lively, vital