Definition of beamers:
(n) :
(chiefly non-native speakers' English) A projector.
(n) :
(gymnastics, slang) A gymnast proficient with or specializing in the balance beam.
(n) :
(cricket) A ball, presumed to have been bowled accidentally, that does not bounce, but reaches the batsman above the waist.
(n) :
(informal) A big smile.
(n) :
(science fiction) A device that projects or transmits matter, information, or energy.
(n) :
(slang) A BMW car or motorcycle.