What is the meaning of Squirrel?

Any of the rodents of the family Sciuridae.

Any of those distinguished typically by a large bushy tail; any of the tree squirrels of subfamily Sciurinae or phenotypically similar sciurids.

Someone who displays a squirrel-like qualities such as stealing or hoarding objects.

One of the small rollers of a carding machine which work with the large cylinder.

A person, usually a freezoner, who applies L. Ron Hubbard's technology in a heterodox manner.

To store in a secretive manner, to hide something for future use

Source: wiktionary.org