Weasel (Farthing Wood) definition

From , cognates in other Germanic languages (Dutch , German , Frisian ), but has no known cognates in other Indo-European language groups.

The least weasel, (Mustela nivalis)
Any of the carnivorous mammals of the genus Mustela, having a slender body, a long tail and usually a light brown upper coat and light-coloured belly.
The taxonomic family Mustelidae is also called the weasel family.
A devious or sneaky person or animal.
A type of yarn winder used for counting the yardage of handspun yarn. It most commonly has a wooden peg or dowel that pops up from the gearing mechanism after a certain number of yards have been wound onto the winder.

To benefit by clever or devious means, esp. to escape a commitment (from the supposed cunningness of the weasel).

To weasel out of doing something

To weasel something out of somebody

Weaseling and weaseled are more common in the US. Weaselling and weaselled are more common in the UK.