Definitions for "Pollywog"
Uninitiated (Shellback candidate)
One who has never crossed the Equator.
an uninitiated Shellback, or in other words, a sailor that has never been across the equator
Keywords:  frog, tadpole, toad, larval, eyeballs
a larval frog or toad
a tadpole, which is a baby frog, which is a sperm with eyeballs
Keywords:  polliwig
A polliwig.