blunder
1. [ noun ] an embarrassing mistake
Synonyms: bungle foul-up fuckup flub botch boner boo-boo misdoing bloomer blooper
Related terms: mistake faux_pas fumble bull trip clanger snafu spectacle fluff howler botch bungle
2. [ verb ] (sociology) commit a faux pas or a fault or make a serious mistake
Synonyms: goof boob sin
Examples:

"I blundered during the job interview"

Related terms: transgress fathead
3. [ verb ] make a mess of, destroy or ruin
Synonyms: spoil fuck_up louse_up muck_up flub mess_up foul_up ball_up mishandle muff bungle blow fumble bollix bollocks_up bobble fluff bollix_up bollocks screw_up botch_up bumble botch
Examples:

"I botched the dinner and we had to eat out" "the pianist screwed up the difficult passage in the second movement"

Related terms: fail blurt_out spoil ballup bungler fluff screwup
4. [ verb ] utter impulsively
Synonyms: ejaculate blurt blunder_out blurt_out
Examples:

"He blurted out the secret" "He blundered his stupid ideas"

Related terms: talk ejaculation
5. [ verb ] make one's way clumsily or blindly
Synonyms: fumble
Examples:

"He fumbled towards the door"

Related terms: pass
6. [ verb ] make an error
Synonyms: slip_up trip_up stumble
Examples:

"She slipped up and revealed the name"

Related terms: err trip bungler
Similar spelling:   blunderer
  blinder
  blender
  blonde
  blende
  Blundell
  blond
  blind
  blend
  bland
  bluntness
  blindside
  blunted
  blintze
  blinded
  blended
  Blondell
  blantyre
  Blunt
  blind_side