Noun
cowardly lion (plural cowardly lions)
(figuratively) A person who acts tough but misses a golden opportunity out of fear or cowardice.
Finally, she uses the power of the Golden Cap to send the winged monkeys to capture Dorothy, Toto, and the Cowardly Lion, unstuff the Scarecrow, and dent the Tin Woodman. Source: Internet
He performs “surgery” to give Scarecrow a brain, he gives the Tin Man a stuffed heart, and he makes the Cowardly Lion drink booze. Source: Internet
At Graham's Antique Mall, I happened upon this Swift Peanut Butter glass of the Cowardly Lion. Source: Internet
The Wizard provides the Scarecrow with a head full of bran, pins, and needles ("a lot of bran-new brains"), the Tin Woodman with a silk heart stuffed with sawdust, and the Cowardly Lion a potion of "courage". Source: Internet
When they meet, the Cowardly Lion strikes the Tin Woodsman with his sharp claws, but to his surprise "he could make an impression on the tin, although the Woodman fell over in the road and lay still." Source: Internet
Once-ebullient, swashbuckling Boris Johnson has turned into the Cowardly Lion from The Wizard Of Oz. Source: Internet