Also found in: Legal.
To use a filter in order to extract or remove solids from a liquid or gas. Can be used in reference to either the solid or liquid in a sentence. A noun or pronoun can be used between "strain" and "out." Strain most of the water out from the pasta, leaving a little bit in the pot to mix with your sauce. Strain out the fat from the top of the soup and then return the mixture to a boil.
To separate some solid from a liquid by filtration: The cook strained out the noodles from the broth. There was some sediment in the concoction, but the chemist strained it out.