The phrasal verb 'get back' is primarily used in informal speech, though it can appear in more casual formal contexts as well. Its usage is versatile, encompassing meanings such as 'to return to a place' (as in 'I need to get back home soon'), or 'react to someone after some delay' (as in 'I'll get back to you on that question'). It's also used to imply retaliation or seeking revenge ('I'll get back at him for what he did'). In various professional or business settings, 'get back' might refer to resuming communication after an interruption or pause in dialog. This phrasal verb is commonly employed due to its clarity and colloquial feel, making it frequent in both spoken and written English communications.
A2
Elementary
1. To return to a place after being away.
I need to get back home before dinner time.
After the vacation, it's always hard to get back to work.
2. To respond to someone at a later time.
I'll check my schedule and get back to you with an answer.
She promised to get back to me once she finds the information.
3. To have something returned.
I finally got back the book I lent her.
He got back his watch after losing it at the gym.
4. To retaliate or take revenge on someone.
He got back at his brother for breaking his toy.
She planned to get back at him for the prank he pulled.