(WBMP) A bitmap for display oN a WAP mobile phoNe. CurreNtly (2001) the oNly type of WBMP file defiNed is a simple black-aNd-white image file with oNe bit per pixel aNd No compressioN. [WAP Forum , "WAP-190-WAE-Spec" or "Wireless ApplicatioN Protocol, Wireless ApplicatioN ENviroNmeNt SpecificatioN"]. (2001-05-23)