Having only one arm; especially having lost an arm.

Having only one leg. / Of an audio signal: having a thin sound as a result of connection through only one wire of a circuit pair.

A plant, especially a tree.

(mineralogy) A banded variety of chalcedony, a cryptocrystalline form of quartz. / A jet-black color, named after the gemstone. / Any of various lycaenid butterflies of the genus Horaga.

jet-black

A fierce attack. / (by extension) A large number of people or things resembling an attack.

(idiomatic) Considering only intrinsic good points and bad points, without prejudice or other considerations, such as procedural ones.

(idiomatic) In broad agreement or sharing a common general understanding or knowledge (common in office environments). / Used other than figuratively or idiomatically: on the same page.

(idiomatic, chiefly UK) not on your life, an emphatic form of no.

imposing or constituting a physical, mental, or figurative load which can be borne only with effort; burdensome.