A male police officer, sometimes used for any police officer regardless of gender. / (chemistry) A glass rod capped at one end with rubber, used in a chemistry laboratory for gravimetric analysis.

A female police officer.

plural of policeman

(chemistry) a flexible rubber scraper attached to a glass rod, used in chemistry laboratories for amalgamating and transferring solid residues in gravimetric analysis.

(Britain and Caribbean English, idiomatic) A speed bump.

plural of policewoman

plural of sleeping policeman

plural of policeperson

plural of policeperson

A police officer of any gender.