The butterfly, Liphyra brassolis, family Lycaenidae, of Australia and Asia.

The butterfly, Papilio demoleus, family Papilionidae, of Australia and Asia, the caterpillar of which feeds on citrus trees.

Any of various nymphalid butterflies of the genus Cyrestis, of Africa, Asia, and Australasia, having wings with black lines on a white background; a mapwing.

Alternative form of break a butterfly upon the wheel

Alternative form of break a butterfly upon the wheel

Alternative form of break a butterfly upon the wheel

To inflict a punishment out of all proportion to the offence. / To employ great exertions for insignificant ends.

plural of butterbox

A wooden box in which butter is contained. / (US, regional) The bufflehead duck.

A type of knot used to provide an anchor point on a long line. Also known as the butterfly knot.