thigh;  buttocks;  arse;  ass
 femoral muscle;  thigh muscle
 high knee (exercise drill where one brings one's knees up high while walking or running)
 lower leg bone (esp. the tibia and the fibula, but sometimes also including the patella)
 to expose one's thighs;  to bare one's buttocks
 bones of the upper and lower leg
 femoral diaphyseal fracture
 Merostomata (group comprising the sea scorpions and the horseshoe crabs)
 Harris's hawk (Parabuteo unicinctus);  Harris hawk