哄堂大笑

the whole room roaring with laughter (idiom)

roar of laughter (onom.) / hubbub / to roar (as a crowd)

to deceive / to coax / to amuse (a child)

variant of 鬨|哄[hong4]

tumult / uproar / commotion / disturbance

(main) hall / large room for a specific purpose / CL:間|间[jian1] / relationship between cousins etc on the paternal side of a family / of the same clan / classifier for classes, lectures etc / classifier for sets of furniture

see 大夫[dai4 fu5]

big; large; great / older (than another person) / eldest (as in 大姐[da4 jie3]) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)

to laugh heartily / a belly laugh

old variant of 笑[xiao4]

laugh / smile / CL:個|个[ge4]

to laugh; to smile / to laugh at