Both Uses

Saint Peter
in
Love in the Time of Cholera
(Auto-generated)

He did move her at last to take one step further, and from that time on she began to send him the veins of leaves dried in dictionaries, the wings of butterflies, the feathers of magic birds, and for his birthday she gave him a square centimeter of St. Peter Clavier's habit, which in those days was being sold in secret at a price far beyond the reach of a schoolgirl her age.†
Chpt 2

St. Peter = most prominent of the disciples of Jesus and leader of the Apostles; regarded by Catholics as the first Pope; crucified (?-c. ad 64)
The maid also returned his telegrams, his verses, his dry camellias, and asked him to send back her letters and gifts, Aunt Escolastica's missal, the veins of leaves from her herbariums, the square centimeter of the habit of St. Peter Clavier, the saints' medals, the braid of her fifteenth year tied with the silk ribbon of her school uniform.†
Chpt 2 *

Definitions:

(1) (Saint Peter)
most prominent of the disciples of Jesus and leader of the Apostles; regarded by Catholics as the first Pope; crucified (?-c. ad 64)
(2) (meaning too rare to warrant focus)
Less commonly, Saint Peter may refer to places and institutions named after him.