nob UK /nɒb/US /nɑb/noun 6verb 1forms 3 noun6 •The head.He aimed a dreadful chopper at Baily’s nob. •(offensive) A contemptible person; dick. (Also spelled knob.) •(slang) (vulgar, slang, chiefly UK, Ireland) The penis; dick. (Also spelled knob.) •(UK, slang) A wealthy or influential person; a toff.The masses have risen up and shot all their nobs. — 1989 •(slang) The glans penis, the sensitive bulbous structure at the end of the penis also known as the head of the penis. (Also spelled knob.) •A jack of the same suit as the card turned up by the dealer.One for his nob. verb1 •(slang) To hit in the head. formsnobbed · nobbing · nobs