"club," 1848, American English, originally burglars' slang for "crowbar;" meaning "policeman's club" first recorded 1856, probably from nickname of William, applied to various objects (compare jack, jimmy, jenny).
例文
1. ビリー Sullivan had impressed me as a fine man.
ビリー?サリバンは私にとてもいい人だという印象を与えた。
2.If you 're a Billy Crystal fan,you 'lllove this movie.
ビリー?クリストのファンであれば、この映画が好きになります。
3. Billy tends to keep things to himself more and shut himself off.
ビリーは多くのことを心に秘め、自分を閉じ込めることが多い。
4.He had asked around and learned that Billy was not yet here.
彼はあちこち尋ねたが、ビリーがまだここにいないことを知った。
5. Billy Bonds has never been one to avoid a scrap.