filled to the brim

As full of something as possible. The transfer from a container filled to the very top to other matters took place in the sixteenth century, so by 1601 Shakespeare wrote, “He will fill thy wishes to the brimme” (Antony and Cleopatra,” 3.13). W. S. Gilbert used the term to describe the three little maids in The Mikado (1885): “Filled to the brim with girlish glee.”