MEANING:
If your bark is worse than your bite, you appear to be more angry or dangerous than you really are.
EXAMPLE SENTENCES:
Don’t get upset if the boss yells at you. His bark is worse than his bite.
If someone’s bark is worse than their bite, they get angry and shout and make threats, but don’t actually do anything.
Crusading journalism’s bark is worse than its bite.
Though he does have very strong opinions, I think his bark is worse than his bite and I hear it on good authority he can be won over.