snaggletoothed

The Sound of Wavesを読んでいます。今日の単語は "snaggletoothed" で次の様に出てて きました。
"That Hatsue, she's--"
The rest of the sentence was lost to Shinji in a sudden commotion from another part of the room, mixed with answering laughter from the group around the snaggletoothed boy.
"snaggletoothed" はどんな歯なのでしょうか？
・Oxford English Dictionary: An irregular or projecting tooth.: ‘Would you date a girl that had snaggle-teeth?’
・Collins Dictionary: a tooth that is broken or projecting
日本人は歯並びが悪い人が多い、と言うより、少なくとも米国人は若いときに歯列矯正 (orthodontics)をする人が多いですね。