noun the european widgeon.
2. whim ·vi to be subject to, or indulge in, whims; to be whimsical, giddy, or freakish.
3. whim ·noun a sudden turn or start of the mind; a temporary eccentricity; a freak; a fancy; a capricious notion; a humor; a caprice.
4. whim ·noun a large capstan or vertical drum turned by horse power or steam power, for raising ore or water, ·etc., from mines, or for other purposes;
called also whim gin, and whimsey.