1) private parts, his privates, male genitals

1a) literally-'that excites shame'

Root √בושׁ: בּוֹשׁ vb be ashamed Qal feel shame abs. מִן be ashamed of disconcerted disappointed by reason of sq. i.e. I am ashamed to ask with obj. Polel delay (in shame) Hiph put to shame put to shame act shamefully to be put to shame be ashamed . Hithp ashamed before one another . 109.

מָבוֹשׁ n.[m.] his privates pudenda Dt 25:11 , that excite shame.