1.
hey, you know, listen, um
A casual conversation opener used to get someone's attention before bringing up a topic, especially when the speaker wants to broach something carefully or is hesitating.
Usage
あのさ is used among friends, family, and close acquaintances. It signals that the speaker is about to bring up a topic — often something that requires a bit of courage or delicacy. The さ at the end adds a casual, attention-getting quality.