(astronomy, cosmology) A linked phenomenon conjectured to explain dark matter and dark energy as different manifestations of the same underlying laws of gravity.

Alternative form of bumfluff.

Alternative form of bumfluff.

Alternative form of nanofluid

(said of two or more people) Under agreement to have unprotected sex with each other.

plural of fluid measure

plural of fluid feeder

Synonym of fluid-bonded

A fluid used to aid the drilling of boreholes, serving to provide hydrostatic pressure, to keep the drill bit cool and clean, and to suspend the drill cuttings.

A fluid used to roughen the surface of certain playing cards so that they clump together, used as a preparatory stage for certain card tricks.