also: ペーパーウエイト · ペーパーウェート · ペーパーウエート
noun
A small heavy object placed on top of papers to keep them from scattering. The Japanese synonym 文鎮 (ぶんちん) is also common.
See also: 文鎮
机の上の書類が風で飛ばないように、ペーパーウェイトを置いた。
I put a paperweight on the documents on my desk so they wouldn't blow away in the wind.
文鎮 is the traditional Japanese paperweight, often a long metal bar, while ペーパーウェイト is a loanword that can refer to any decorative or functional paperweight.
Borrowed from English 'paperweight'.