whiteout

definition: an arctic atmospheric condition with clouds over snow produce a uniform whiteness and objects are difficult to see
example:
speech part: noun
synonyms:
definition: lose daylight visibility in heavy fog, snow, or rain
example:
speech part: verb
synonyms: white-out
definition: cover up with a liquid correction fluid
example:
speech part: verb
synonyms: white out

How whiteout is being used?