strainer means: Kitchen utensil that has a mesh or perforated bottom. It is used to strain liquids and semi-liquids as well as to sieve dry ingredients like flour or confectioners sugar. You can find a wide variety of shapes and sizes for strainers, or sieves. (in Cooking Dictionary)

What else does strainer mean?

A device that strains to separate solids and liquids. (in Merlin Dictionary)

A device for strengthening, tightening or stretching. (in Merlin Dictionary)