" I put up with Nancy Bobofit the redhead kleptomaniac girl", (Riordan,3).

Kleptomaniac is a synonym for delinquent.

"My name is Percy Jackson" (Riordan,1)

"The summer solstice deadline"( Riordan, 19)

noun the time or date (twice each year) at which the sun reaches its maximum or minimum declination, marked by the longest and shortest days

"Mr.Nicoll our english teacher" ( Riordan, 17)

" I didn't want to be a halfblood" (Riordan, 1)

Definition: the relationship between people having one parent in common.

" I couldn't tell the difference between a Chiron and a Charon" ( Riordan, 18)

Definition: In Greek mythology, Chiron was held to be the superlative centaur.

" Zeu kai alloi theoi" (Riordan, 42)

"Zeu kai alloi theoi" is an Ancient Greek phrase meaning "Oh Zeus and the other gods!"

"Silence, Annabeth," (Riordan, 56)

"But he's the Minotaur" (Riordan, 50)

a mythical creature portrayed during classical antiquity with the head and tail of a bull and the body of a man

" Mr.D is waiting for us" (Riordan, 60)

" Oh, Styx" ( Riordan, 62)

Styx, in Greek mythology, one of the rivers of the underworld. The word styx literally means “shuddering” and expresses loathing of death

" No, Cherubs" ( Riordan, 65)

a beautiful or innocent-looking child.

"meet Clarisse," (Riordan, 89)

“Ambrosia and nectar.” (Riordan, 88)

ambrosia was the divine food and nectar was the divine drink of the gods and goddesses

" Last few millennia" (Riordan, 95)

a period of a thousand years, especially when calculated from the traditional date of the birth of Christ.

dissemination of information—facts, arguments, rumours, half-truths, or lies—to influence public opinion.

"that was mere propaganda" (155)

"Kronos, the Lord of Titans" (155)

"Kronos" refers to the leader of the Titans in Greek mythology, the father who swallowed his children, and the mythological king of the Golden Age before being overthrown by Zeus**.

" a girl named Thalia" ( page 59)

"Hercules." (Riordan, 115)

"keeps us from despair" (190)

Definition: the complete loss or absence of hope.

" Percy, meet Gladiola" (195)

Gladiola is poodle who is being looked for by a rich family.

"Grover was snoring and bleating" (198)

the weak, wavering crying of a sheep, goat, or calf.

"Chimera, dear" (207)

Chimera is a really scary thing that is poisonous.

"In a nosedive" (180)

a steep downward plunge by an aircraft.

" How did Medusa-" (180)

In Greek mythology, Medusa, also called Gorgo or the Gorgon, was one of the three Gorgons. Medusa is generally described as a woman with living snakes in place of hair; her appearance was so hideous that anyone who looked upon her was turned to stone.

" Why did Poseidon" (213)

Poseidon was the ancient Greek god of the sea, earthquakes, and horses. As one of the supreme gods of Olympus and brother to Zeus and Hades, he was given dominion over the seas after the Olympians defeated the Titans. His Roman counterpart is Neptune, and he is famously depicted with a trident, which he used to control the seas, cause earthquakes, and create springs.  

"some mildewed feed sacks" (246)

Meaning: affect or be affected with mildew.

"His name was Darrin" (262)

A guy that they found in the casino and arcade.

"gives hades a piece of my mind" (252)

Hades" most commonly refers to the Greek god of the underworld, son of Cronus and Rhea

"I'm Mr.Crusty" (278)

A man that sells water beds that they found

"it's Procrustes" (280)

In Greek mythology, Procrustes, also known as Prokoptas, Damastes or Polypemon, was a rogue smith and bandit from Attica who attacked people by stretching them or cutting off their legs, so as to force them to fit the size of an iron bed.

"it says Charon" (285)

A man that works in the underworld

"No loitering" (283)

stand or wait around idly or without apparent purpose.

"It's reconciliation" (326)

the restoration of friendly relations.

"Athena and Poseidon together?" (326)

Myths about the goddess Athena include her birth from Zeus's head, her contest with Poseidon to become the patron of Athens, her creation of Erichthonius, and her rivalry with Arachne.

"Peace, brother Poseidon" (340)

A myth God but is also Percy's father and Percy met him with Zeus.

"except for stalactites" (300)

Stalactites are icicle-shaped formations that hang from cave ceilings and are formed by dripping water depositing minerals like calcium carbonate.

"what the Fields of Asphodel" (300)

The Fields of Asphodel, or Asphodel Meadows, are a section of the ancient Greek underworld where the souls of ordinary people who lived neither particularly good nor evil lives were sent after death.

"Only two requests? Hades said" (310)

Hades is a myth but Percy, Annabeth, and Grover all meet I'm in the underworld.

"violent tendencies in the past" (129)

an inclination toward a particular characteristic or type of behavior.

"Sally Jackson and son Percy are still missing one week after their mysterious disappearance."

Percy's Mother who is married to Smelly Gabe.