chalk eater

Noun

slang

(slang) One who bets on racehorses that are favourites to win.

Japanese Meaning

お気に入りの競走馬に賭ける人（賭け屋の一種）

At the Derby, the chalk eater quietly doubled down on the favorite while others chased long shots.

ダービーでは、本命馬に賭ける賭け手が、他の人たちが大穴を追う間にひそかに本命に賭け金を増やした。

Sense（1）

(slang) One who bets on racehorses that are favourites to win.

chalk eaters

（ plural ）