Best definition
willie dog
an old southern expression for young males when they are caught playing with there penis by there mother or another

adult athority

1. lil shaboz missed his bus because he wanted to show his mother how red he made his willie dawg after multiple hand abuse.

2.Bryan is grounded because he was caught by the janitor playing with his willie dawg.

3. Bryan was thrown out of anatomy class for repetedly tickling his willie dawg