black out

/blæk aʊt/

/blæk aʊt/

Other forms: blacked out; blacking out; blacks out

Definitions of black out

1. verb

   darken completely
   synonyms: blacken out

   type of:

   darken

   become dark or darker
2. verb

   obliterate or extinguish
   type of:

   blow out, extinguish, quench, snuff out

   put out, as of fires, flames, or lights
3. verb

   suppress by censorship as for political reasons
   “parts of the newspaper article were blacked out”

   type of:

   edit, redact

   prepare for publication or presentation by correcting, revising, or adapting
4. verb

   lose consciousness due to a sudden trauma, for example
   synonyms: pass out, zonk out

   types:

   conk, faint, pass out, swoon

   pass out from weakness, physical or emotional distress due to a loss of blood supply to the brain

   type of:

   change state, turn

   undergo a transformation or a change of position or action