hugging
n. uncountable A2 Elementary US //ˈhəɡɪŋ// UK //hˈʌɡɪŋ// hug·ging
n. the act of putting your arms around someone to show that you like or love them.
n. the action of clasping another person in one's arms, typically as a gesture of affection or greeting.
The children love hugging their grandparents when they arrive.
After years of being apart, the two friends spent several minutes hugging at the airport gate.
Research suggests that frequent hugging can reduce stress levels by releasing oxytocin, a hormone associated with social bonding and emotional security.
Usage
Often functions as a gerund to describe the activity in general; for a single instance, 'a hug' is more common.