A screwdriver whose handle and hexagonal head are at right angles.

plural of gilt-head bream

plural of hex head wrench

(figuratively) To be killed, usually in a gruesome manner. / (literally) To suffer decapitation.

A semitransparent graphical and textual display of information projected upon the field of view of a pilot of an aircraft. Abbreviation: HUD

plural of hex head bolt

plural of hex head screw

(Britain) a four-seated car or coupé with the appearance of a sports car, with a sloping rear and hardtop.

(figuratively, Australia, New Zealand) To withdraw; to discontinue what one is doing or saying; to back off.

(idiomatic) To puzzle, ponder, or wonder about something.