Fully ordained monk
Fully ordained monk (Skt. bhikṣu; Pal. bhikkhu; Tib. དགེ་སློང་, Wyl. dge slong, gelong) — a male Buddhist practitioner who has taken the fullest of the seven types of pratimoksha vows. One must be at least 20 years of age to take this set of vows.
The Sanskrit term 'bhikṣu' literally means beggar or mendicant; someone who subsists entirely on alms.