Listen out for Definition 1 of 3Pro Tip 1/3Active Awareness Staying actively attentive to hear a specific sound. Listen out for the starting whistle during the race. Pro Tip 2/3Specific Intention Focusing on one particular sound amid many. At the party, listen out for the oven timer so the pizza doesn't burn. Pro Tip 3/3Background Sounds Ignoring other noises to detect something specific. I'll be in the garden, but listen out for the baby's cry.