it will be where your hand shows a L that is not backwards
The spelling is upside down, which is hyphenated upside-down when used as an adjective.
If it's both upside down and reversed from left to right, it would be equivalent to the image rotated 180 degrees.
When their swimming upside down its usually a sign that their dying
"Upside down" has three morphemes: up (preposition), side (root word), and down (adverb).
they sleep up side down
No.
Yes, it is. Canadian coins are struck as what's called "Medal Turned" meaning both sides of the coins are right side up turning the coin left to right. Our US coins are "Coin Turned" and are opposite. One side is upside down.
1961 can be read the same way right side up and upside down.
Go upside down and hold your left and right arrow
You can put it both ways, just not totally upside down vertical or upside down horizontal.
Plants do grow better upside down, but first you have to grow them right side up.
The word "NOON" is an example of an image that reads the same right side up and upside down.