wipe out

definition: kill in large numbers
example:
speech part: verb
synonyms: eliminate
definition: wipe out the effect of something
example:
speech part: verb
synonyms: cancel out
definition: mark for deletion, rub off, or erase
example:
speech part: verb
synonyms: obliterate
definition: remove from memory or existence
example:
speech part: verb
synonyms: erase
definition: use up (resources or materials)
example:
speech part: verb
synonyms: exhaust
definition: eliminate completely and without a trace
example:
speech part: verb
synonyms: sweep away

How wipe out is being used?