The definition of beam is a piece of wood, metal or steel which is typically long and squared that can be used as a building material.(noun)
An example of a beam is a 24 inch by 24 inch square piece of wood used in the framing of a house.
Beam is defined as a column of light, or a condensed flowing of particles, waves, or signals.(noun)
Beam means to release a column of light, or to release a condensed flowing of particles, waves, or signals of any type.(verb)
Beam is to grin from ear to ear with happiness.(verb)
An example of beam is to smile big when graduating from college.
See beam in Webster's New World College Dictionary
Origin: orig. transl. of L columna lucis, column of lighta shaft or stream of light or other radiation, as of X-rays or nuclear particles: also used figuratively a radiant look, smile, etc. a stream of radio or radar signals sent continuously in one direction from a landing field, harbor, etc. as a guide for incoming aircraft or ships
Origin: ME < OE, a tree, piece of wood, column; akin to Ger baum, Du boom, tree
See beam in American Heritage Dictionary 4
Origin: Middle English bem
Origin: , from Old English bēam; see bheuə- in Indo-European roots.
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