Black Friday. = Discount sale day in the USA.
ブラックフライデー。収支が黒字になる金曜日。
＊アメリカで感謝祭（11月の第4木曜日）翌日の金曜日。
In America, people flock to stores for discount prices on Black Friday.
Black means profit in accounting.
Red means loss.
動画はこちら↓
https://youtu.be/KHCDp7YUyWs
紹介動画はこちら↓
https://youtu.be/ceUf6tCEl3M
〜ニューヨーク英語学院〜
www.newyork-english.com
The full nine yards. = All the way.
一から十まで。とことんやる。
When I teach, I go the full nine yards.
Another example:
I want you guys to go out and go the full nine yards.
The whole nine yards. と言う表現もあります。
動画はこちら↓
The full nine yards was used by American World War Two pilots. They would load their planes with 27 ft. Belts of 50cal. Machine gun bullets. (3ft. equals 1yard. 27ft. equals nine yards.
If they fired the whole belt, they would brag, "I fired the whole nine yards!"
To knock your socks off.= A big surprise. To get a big surprise.
（良いことで）（人）を驚かせる。しびれさせる。
If Tigers win the championship in 2021, it will knock my socks off.
