1 to stay together

2 to rely on one another

1 gongs and drums

2 Chinese percussion instruments

1 to fight at close quarters

2 hand-to-hand

1 to hang out together with (derog.)

2 to mix with

1 to beat a gong

1 lit. heads rubbing together (idiom)

2 fig. very close relationship

1 to understand the unspoken implications (idiom)

1 not well coordinated (idiom)

1 to clear a street by banging gongs and shouting loudly (idiom)