猿頬
Meanings
1
cheek pouch
Refers to the expandable cheek pouches of animals such as monkeys and squirrels, used for storing food.
The monkey stuffed many nuts into its cheek pouches.
2
samurai face guard; chin-and-cheek mask
A historical piece of armor: an iron mask covering the chin and cheeks, part of a samurai helmet (menpō).
At the museum, I saw an iron face guard called a sarubō.
3
Anadara kagoshimensis (ark clam)
abbreviation
Abbreviation of 猿頰貝 (sarubōgai), a species of ark clam. Used mainly in culinary or biological contexts.
See also: サルボウガイ
Sarubō is also known as a sushi topping.