superlative form of old: most old; greatest in age or seniority.

(card games) (of a player) Receiving cards from the dealer first, before any other players. / (card games) (of a hand) Having higher, or superior cards.

The eldest child in a family, or individual in a group.

(anatomy) An effector organ found in some fish (especially electric eels and electric catfish), that can produce a voltage large enough to aid in predation. / (music) electronic organ.

(intransitive, of time) To pass or move by.

(strictly) Electrophorus electricus, a species of fish resembling an eel (though not related) that is capable of generating powerful electric shocks. / (broadly) Any species of the genus Electrophorus.

(politics) A body of electors empowered to elect someone to a particular office, such as the Holy Roman Emperor or the President of the United States. / Alternative letter-case form of Electoral College.

The collective people of a country, state, or electoral district who are entitled to vote.

(physics) two electric charges of equal magnitude but opposite sign separated by a short distance

(transitive) To kill by electric shock. / (transitive) To execute by electric shock, often by means of an electric chair.