Genu varum means 'bow knees' or 'bow-legs'.
Implications of genu varum
Genu varum is quite common in choldren and usually corrects itself, although some with grow to adults and retain the deformity. Most adult genu varum in the developed world, though, is secondary to medial meniscectomy. In deprived countries dietary deficiencies may be the cause.
Association of Soccer and Genu Varum in Adolescents. Asadi K, Mirbolook A, Heidarzadeh A, Kivi MM, Meybodi MKEM and Rad MR. Trauma Mon. 2015 May; 20(2): e17184.