- a small ground squirrel (Citellus citellus) of NC Eurasia
- its fur
Origin: Russ, gopher, akin to Old Church Slavonic sysati, to whistle, buzz from Indo-European echoic base an unverified form sūs- from source German sausen, to whistle
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- Any of several ground squirrels of Europe and Asia, especially the small grayish European species Citellus citellus.
- The pelt or fur of this animal.
Origin: Russian, from Old Russian susolŭ.