Metatarsalgia, literally metatarsal pain and colloquially known as a stone bruise, is a general term used to refer to any painful foot condition affecting the metatarsal region of the foot. This is a common problem that can affect the joints and bones of the metatarsals. Metatarsalgia is most often localized to the first metatarsal head – the ba... Found on http://en.wikipedia.org/wiki/Metatarsalgia
persistent pain in the metatarsal region, or ball, of the foot. The condition arises when the weight of the body, while standing, is forced to rest ... Found on http://www.britannica.com/eb/a-z/m/79
Pain in the forefoot in the region of the heads of the metatarsals. ... Origin: meta-+ G. Algos, pain ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973
This is simply pain under the metetarsal heads (the 'ball of the foot'). This not a specific diagnosis as there are many potential causes
Found on http://www.thefootandankleclinic.com/glossary.htm