" off one's head "

1: having or showing a very abnormal or sick state of mind;

  * e.g., " ... You're completely off your head if you think I'm doing that. "

•  Synonyms : 

•  bats,

•  batty,

•  bonkers,

•  brainsick,

•  certifiable,

•  cracked,

•  crackers,

•  crazed,

•  crazy,

•  daft,

•  demented,

•  deranged,

•  haywire,

•  loco,

•  mad,

•  maniacal,

•  mental,

•  non compos mentis,

•  nuts,

•  nutty,

•  psycho,

•  psychotic,

•  unbalanced,

•  unhinged,

•  unsound,

•  wud

•  Antonyms : 

•  balanced,

•  compos mentis,

•  sane,

•  sound,

•  uncrazy

1: the upper or front part of the body that contains the brain, the major sense organs, and the mouth;

  * e.g., " ... I hit my head as I went through the low doorway "

•  Synonyms : 

•  bean,

•  block,

•  dome,

•  mazard,

•  melon,

•  nob,

•  noddle,

•  noggin,

•  noodle,

•  nut,

•  pate,

•  poll

•  Antonyms : 

•  bottom,

•  nadir,

•  rock bottom

2: the place of leadership or command;

  * e.g., " ... every year a different parent is placed at the head of the troop's cookie drive "

•  Synonyms : 

•  chair,

•  driver's seat,

•  headship,

•  helm,

•  rein(s)

•  Antonyms : 

•  dementia,

•  derangement,

•  insanity,

•  lunacy,

•  madness,

•  mania,

•  unreason

3: a light mass of fine bubbles formed in or on a liquid;

  * e.g., " ... the head on the ice cream soda rose a good two inches above the rim of the glass "

•  Synonyms : 

•  foam,

•  froth,

•  lather,

•  spume,

•  suds,

•  surf

•  Antonyms : 

•  nonaddict,

•  nonuser

1: a piece placed over an open container to hold in, protect, or conceal its contents;

  * e.g., " ... make sure the top is on the blender before you turn it on or you'll make a mess "

•  Synonyms : 

•  cap,

•  cover,

•  lid

•  Antonyms : 

•  bottom,

•  nadir,

•  rock bottom

2: the highest part or point;

  * e.g., " ... a hawk's nest at the very top of the tree "

•  Synonyms : 

•  acme,

•  apex,

•  apogee,

•  capstone,

•  climax,

•  crescendo,

•  crest,

•  crown,

•  culmination,

•  head,

•  height,

•  high noon,

•  high-water mark,

•  meridian,

•  ne plus ultra,

•  noon,

•  noontime,

•  peak,

•  pinnacle,

•  sum,

•  summit,

•  tip-top,

•  zenith

•  Antonyms : 

• (N/A)