[be] all thumbs
1
to act in a very clumsy or awkward manner
The idiom "be all thumbs" has its origin in the notion of someone being clumsy or uncoordinated with their hands or fingers. The phrase signifies a lack of dexterity or finesse in handling objects or performing fine motor skills, as if all their fingers were thumbs. It is a figurative expression highlighting a person's clumsiness or lack of skill in tasks that require manual coordination.
- Despite his enthusiasm for woodworking, Mark was all thumbs with a saw, frequently making crooked cuts.
- He attempted to play the guitar, but his fingers were all thumbs, resulting in a discordant melody.
- John's attempt at juggling proved that he was all thumbs, as he dropped the balls within seconds of starting.
- Whenever he tried to fix things around the house, he was all thumbs and ended up making more of a mess.