Weak Sister

(redirected from weak sisters)
Also found in: Dictionary.

Weak Sister

Informal for the security in a portfolio or fund that performs worse than all other securities in the portfolio or fund. One may consider dropping the weak sister unless there is significant growth potential in the future.
References in periodicals archive ?
On the issue of unilateralism, the doctrine holds that multilateral institutions such as the United Nations are distractions at best and that European allies are weak sisters who put their own parochial interests ahead of global security.
Today's powerhouses are tomorrow's weak sisters, and vice versa.
In comparison to long guns, handguns are weak sisters.