| ABU | a sheikhdom of eastern Arabia and capital of the United Arab Emirates |
|---|---|
| ABU | damsel fishes |
| ABU | large blue-gray black-striped damselfish |
| ABU | capital of Nigeria in the center of the country |
| ABU | a bay on the Mediterranean Sea in northern Egypt |
| ABU | a bay on the Mediterranean Sea in northern Egypt |
| ABU | a loss of will power |
| ABU | suffering from abulia |
| ABU | the property of a more than adequate quantity or supply |
| ABU | (chemistry) the ratio of the total mass of an element in the earth's crust to the total mass of the earth's crust |
| ABU | (physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present |
| ABU | present in great quantity |