A loser. No matter which way you look at him/her they are a loser in all three dimensions. Typically take your hand and with your thumb and index finger and press to your forehead to demonstrate the letter L indicating that person is a loser. That is in two dimensions. If you extend your middle finger to show the orthogonal "xyz" axis of the L. You have now demonstrated the 3-D Loser
Three dimensional loser. Typically take your hand and with your thumb and index finger shape the letter L. Then press to your forhead indicating L for loser. The extend the middle finger to match the "XYZ" axis to demonstrate that this person is a loser in all three dimensions. ie No matter how you look at it theyr'e a loser.