--I am sure that I can manage that. If not, then I'm fully prepared to eat humble pie. --Tom had to eat humble pie after he finished fifth in the race. --This meant... that Australia's government had to 'eat humble pie' ... by signing up to ASEAN's Treaty of Amity and Cooperation that emerged from the Non Aligned Movement in its heyday -- because ASEAN made acceding to the treaty a condition of attending the summit.