Lyrics from "summer" songs
Uncommon words of summertime
Carpe diem:
it's everyday Latin
"Hot" idiom summer
Summer movies,
badly described
100

We went bowling in the arcade. We went strolling, drank lemonade.

We made out under the dock. We stayed up 'til ten o'clock.

Summer Nights 

(Grease)

100

Heliophile

Attracted to the sun, loves the sun

100

Flip this phrase, which means "the other way around."

Vice versa

100

A classic car that's been modified with a speed boost

Hot rod

100

A rich girl lets a poor boy freeze to death.

Titanic

200

I'm feeling electric tonight, cruisin' down the coast, goin' bout 99.

Got my bad baby by my heavenly side. I know if I go, I'll die happy tonight.

Summertime Sadness 

(Lana Del Rey)

200

Petrichor

The earthy scent produced when rain falls on dry soil.

200

Meaning "elsewhere," this phrase tells the cops how you were busy and innocent, when a crime was committed. 

Alibi

200

As the saying goes, nothing sells faster than these

Hot cakes

200

An all-male friend group spends 9 hours trying to return jewelry.

The Lord of the Rings

300

Nobody on the road, nobody on the beach.

I feel it in the air, the summer's out of reach.

Empty lake, empty streets. The sun goes down alone.

Boys of Summer 

(Don Henley)

300

Hygge

The feeling of coziness and contentment evoked by simple comforts, as being wrapped in a blanket, having good conversations, summer sun, etc.

300

This sentence-ender meaning "and the rest" leaves an entire list unsaid.

Et Cetera (Etc.)
300

When you're feeling angry, and also wearing a formal men's shirt

Hot under the collar

300

A stranded scientist grows potatoes.

The Martian

400

Standing on your mama's porch, you told me that you'd wait forever.

Oh and when you held my hand, I knew that it was now or never.

Summer of '69 

(Bryan Adams)

400

Zephyr

A breeze from the west; a gentle breeze

400

This famous legal rule means: "You shall have the person or body" in a courtroom, and is meant to protect against illegal imprisonment.

Habeus corpus

400

Intentinoally filling up a confined space with smoke is the name of this activity.

Hotboxing

400

After a job interview gone wrong, a young woman steals her dad's stuff and joins the army.

Mulan

500

Hot summer streets and the pavements are burning, I sit around.

Trying to smile but the air is so heavy and dry.

Cruel Summer 

(Bananarama)

500

Sabulous

Something that is sandy or gritty. 

"This beach is saaaabulous!"

500

Say this when you want to apologize and admit "the fault was mine."

Mea culpa

500

This phrase describes someone who can't sit still, and is also the title of a play by Tennessee Williams 

Cat on a hot tin roof

500

A teenage girl survives a natural disaster, steals some footwear, and accidentally kills an old woman.

The Wizard of Oz