| ACR | short-horned grasshoppers |
|---|---|
| ACR | extreme bitterness |
| ACR | having an acrid smell |
| ACR | extreme bitterness |
| ACR | mynas |
| ACR | dark brown crested bird of southeastern Asia |
| ACR | acrylic resin used to make a strong soft crease-resistant fabric (trade name Acrilan) |
| ACR | marked by strong resentment or cynicism |
| ACR | a sharp and bitter manner |
| ACR | cricket frogs |
| ACR | of eastern and central United States |
| ACR | cricket frog of eastern United States |