Like anything
Definition 1 of 2
Pro Tip 1/3Intensity
Used to emphasize the extreme nature of an action or condition. 
She was laughing like anything after hearing the joke.
Pro Tip 2/3Urgency
Conveys a sense of urgent action, often due to necessity or strong desire. 
He packed his bags like anything, fearing he'd miss the flight.
Pro Tip 3/3Emotional Display
Shows an outpour of emotion, whether joy, frustration, or another strong feeling. 
After the victory, they were cheering like anything.