Very clumsy or uncoordinated. When my toddler was first learning to walk, she was awkward as a cow on a crutch.He'll never make the basketball team—he's as awkward as a cow on a crutch.
very clumsy or off balance. (*Also: as ~.) When Lulu was overweight, she was awkward as a cow on a crutch.Tom will never be a gymnast. He's as awkward as a cow on roller skates!
not funny at all. (Sarcastic. *Also: as ~.) Your trick is about as funny as a crutch. Nobody thought it was funny.The lame joke Ron told was as funny as a crutch, and we all yawned.