machine gun machine gun /ˈmaʃiːn gʌn/

noun

1. () A rapidly firing automatic gun (often mounted)  ( machine gun )
   a rapidly firing automatic gun (often mounted)
    A machine gun is a commonly used weapon used by soldiers
   A machine gun is a commonly used weapon used by soldiers
   
   

verb

1. () Shoot with a machine gun  ( machine gun )
   shoot with a machine gun
   

 primary primary /ˈpraɪˌmɛri/

adjective

1. () Of first rank, importance or value; direct and immediate rather than secondary  ( primary )
   of first rank, importance or value; direct and immediate rather than secondary
    Primary goals
   primary goals
    A primary effect
   a primary effect
    Primary sources
   primary sources
    A primary interest
   a primary interest
   
2. () Not derived from or reducible to something else; basic  ( primary )
   not derived from or reducible to something else; basic
    A primary instinct
   a primary instinct
   
3. () Most important element  ( master , primary , chief , main , principal )
   most important element
    The chief aim of living
   the chief aim of living
    The main doors were of solid glass
   the main doors were of solid glass
    The principal rivers of America
   the principal rivers of America
    The principal example
   the principal example
    Policemen were primary targets
   policemen were primary targets
    The master bedroom
   the master bedroom
    A master switch
   a master switch
   
4. Of or being the essential or basic part  ( basal , elemental , elementary , primary )
   of or being the essential or basic part
    An elementary need for love and nurturing
   an elementary need for love and nurturing
    A basal reader
   a basal reader
   

noun

1. () A preliminary election where delegates or nominees are chosen  ( primary election , primary )
   a preliminary election where delegates or nominees are chosen
     The primary objective was to ensure the safety of the citizens.
   The primary objective was to ensure the safety of the citizens.
   
2. () One of the main flight feathers projecting along the outer edge of a bird's wing  ( primary feather , primary quill , primary )
   one of the main flight feathers projecting along the outer edge of a bird's wing
   
3. Coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit  ( primary , primary coil , primary winding )
   coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit
    Current through the primary coil induces current in the secondary coil
   current through the primary coil induces current in the secondary coil
   
   
4. (astronomy) a celestial body (especially a star) relative to other objects in orbit around it  ( primary )
   (astronomy) a celestial body (especially a star) relative to other objects in orbit around it
   

 frog's-bit frog's-bit /froʊɡzbɪt/

noun

1. European floating plant with roundish heart-shaped leaves and white flowers  ( frog's-bit , frogbit , Hydrocharis morsus-ranae )
   European floating plant with roundish heart-shaped leaves and white flowers
   
   

 worsted worsted /ˈwɝːstɪd/

noun

1. () A woolen fabric with a hard textured surface and no nap; woven of worsted yarns  ( worsted )
   a woolen fabric with a hard textured surface and no nap; woven of worsted yarns
    He wore a worsted suit
   he wore a worsted suit
   
   
2. A tightly twisted woolen yarn spun from long-staple wool  ( worsted , worsted yarn )
   a tightly twisted woolen yarn spun from long-staple wool