The cap of a bottle or jar which screws onto the threaded lip of the container.

plural of screw top

An Old World tropical tree, Pandanus utilis / Any species in the genus Pandanus

Alternative spelling of screwup

plural of screw-off

(Canada, US, slang) Someone who often fails to do his or her work; someone known to goof off.

Able to be removed by unscrewing.

A screw with a Phillips head.

A steel pile having a wide helical blade attached at the foot; it is twisted into soft ground in order to provide a large bearing area

(engineering) A screw cut on a solid whose sides are arcs of the periphery of a wheel into whose teeth the screw is intended to work.