15 Common Expressions Younger Generations Won't Understand

Etymology is fun! It’s especially fun to learn about the quaint old-fashioned practices that gave rise to some of the words we use. Stereotype comes from printing, hard-up comes from sailing, pipe dream comes from opium dens.

Cultural practices change, technology changes, but words stick around—and not just in some long ago, far away place. It’s happening all around us as we speak, a hard truth thatmental_floss editor-in-chief Jason recently had to face up to.

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The Etymologicon: A Ci... Mark Forsyth Best Price: $3.98 Buy New $10.29 (as of 09:57 UTC - Details) That’s right. Kids these days don’t know where hang up comes from, and those of us who remember the pre-cell phone era are already receding into the mysterious, etymological past. Here are 15 etymologies to answer the questions of future English speakers. Because the future is already here.

1. WHY DO WE “HANG UP” A PHONE?

Phones used to have two parts to them, a base and a receiver. In order to end a call, the receiver had to be placed or “hung” on the base.

2. WHY DO WE “DIAL” A PHONE?

Roku Streaming Stick (... Best Price: $38.99 Buy New $69.95 (as of 03:25 UTC - Details) To call someone on an old phone, you had to stick your finger in a rotating dial at number positions that would turn the dial for various lengths of time when released. You had to do the entire number every time.

3. WHY DOES A PHONE OR ALARM CLOCK “RING”?

Now phones and alarm clocks can make any kind of sound to catch your attention, but a long time ago, phones and alarm clocks had little bells inside them for this purpose.

4. WHY DO CASHIERS “RING UP” A PURCHASE?

Kindle E-reader, 6&rdq... Best Price: $29.99 (as of 01:00 UTC - Details) Cash registers also used to have little bells in them. Cashiers would enter the price of each item on a set of mechanical levers, when they pressed the button to get the total, the total price would pop up in a window and the bell would ring.

5. WHY DO WE “ROLL” A WINDOW UP OR DOWN?

Cars used to have hand cranks in the doors that moved the windows up or down when turned. To open or close a window, you had to roll the crank around a few times.

6. WHERE DOES “SOUNDS LIKE A BROKEN RECORD” COME FROM?

Fire HD 6 Tablet, 6&rd... Best Price: $25.56 (as of 08:55 UTC - Details) Music used to be played on grooved discs, called records. When these discs were scratched or otherwise damaged, it would cause the same sound to be played over and over again. So to sound like a broken record was to repeat the same thing over and over.

7. WHAT IS THE ORIGIN OF “LUGGAGE”?

People used to travel with big, heavy bags that had no wheels or collapsible handles. They had to “lug” these bags around from place to place.

8. WHY DO WE DESCRIBE HEALTH FOOD PLACES AS “GRANOLA”?

I know! Granola is full of gluten and sugar! But decades ago, granola was considered a healthy alternative to eggs, pancakes, and bacon, which were then considered unhealthy.

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