三五成群

sānwǔ-chéngqún

in groups of three or five

Wiktionary

Homographs

三五成群 sānwǔchéngqún in groups of three or four (idiom)

Entry Composition

1 三五 sānwǔ
  1. several
  2. three or five
2 成群 chéngqún
  1. in groups
  2. large numbers of
  3. grouping