一枚看板

Meaning

1. n
   leading player; prima donna; box-office star
2. n
   best item one has (to show); one's sole Sunday best; one's single area of expertise

Example sentences

• おいおい、一枚看板のお前が来れないんじゃ、今日の合コン盛り上がらないよ。

  We're counting on you to be the life of the party. It'll bomb if you don't come.

• あの女優は一座の一枚看板だ。

  That actress is the shining star of the company.