be all fingers and thumbs

US /bi ɔl ˈfɪŋɡərz ænd θʌmz/
UK /bi ɔl ˈfɪŋɡərz ænd θʌmz/
"be all fingers and thumbs" picture
1.

不器用である, 手先が不器用である

to be clumsy or awkward with your hands, especially when trying to do something that requires fine motor skills

:
I'm usually good with crafts, but today I'm all fingers and thumbs.
普段は手先が器用なのですが、今日は不器用です。
He was so nervous that he was all fingers and thumbs when trying to tie his shoelaces.
彼はとても緊張していて、靴ひもを結ぼうとすると不器用になっていた。