a.

1. 謙虛的，審慎的[（+about）]
   He's got a drawer full of medals but he's too modest to wear them.

   他有滿滿一抽屜的獎章，但是他很謙虛，從不戴它們。

2. （女性及其衣飾）端莊的；穩重的
   She wore a modest bathing suit.

   她穿一件不太暴露的游泳衣。

3. 不太大（或多）的；適度的，有節制的
   Prices tended to rise year by year, but at a modest rate.

   物價年年上漲，但幅度不大。

adj.

1. unassuming in the estimation of one's abilities.
2. relatively moderate, limited, or small.
3. avoiding indecency or impropriety.