兵強馬壯 [－强马壮]

Jyutping bing1 koeng4 maa5 zong3
Pinyin bīng qiáng mǎ zhuàng

Definitions (CC-CEDICT)
  1. lit. strong soldiers and sturdy horses (idiom)
  2. fig. a well-trained and powerful army
Definitions (Wiktionary)
  1. phrase, idiomatic
    well-trained and powerful troops