If you are referring to the term 'eagle' in a particular sport, an eagle is 2-under par in golf.
I would think a double birdie would just be called an Eagle. Double Birdie is probably just golf slang for an Eagle, the much more common term. There is a Double Eagle though which is probably even more rare than a hole in one. That would be a score of a 2 on a par 5.
it isn't a sea bird, it is a double eagle (-3) , par (even), birdie (-1), eagle (-2). To make a double eagle a hole in one on a par 4 or a 2 on a par 5.
It is a golf term. It means to score three under par on a hole. If your par is four, you would have to get a hole in one to score a double eagle. If your par is five, you would score 2. This term is an outdated one, and is rarely used because it is rarely applicable.
Golf ,one shot better than eagle.
Golf This is a Bristish term in golf for completing a hole three shots under par. Otherwise known as a 'double eagle'. e.g. Getting the ball in the hole in the hole in 2 shots on a par 5 hole. Acheiving this is VERY rare. 'Par' is the number of shots you would be expected to have to take to complete a hole in a game of golf.
An eagle is two strokes under par, a birdie is one stroke under. An eagle is a better score.
It's used in golf - to indicate a score of 2 shots under par.
Airsoft guns do not have clips, they have magazines. Clips are a silly cyber gaming term which reveals your noobishness. Use proper terminology.
An Eagle shot in Golf is a score of two strokes under par on a hole. The term came from the phrase an 'eagle's eye' (Eagles are excellent predators, spotting prey from miles away and capturing the prey with great precision), so In golf it means a very sharp and accurate shot. Once upon a time, Tiger was beside the woods and he hit a high shot to try and miss the trees. Just at that time, an eagle was passing by and you know how fast eagles are. Well, this eagle grabbed Tiger's ball and dropped it on the green. The ball went into the hole.
No one knows because they don't exist. The term Double Eagle is only used for $20 gold coins and none are dated 1990.
It's a golf term meaning that one has gotten a ball in the cup in one shot from the tee off. It has been slanged down to many references of getting items into different holes on the first try. Some of which are sexual in nature.