boot
I
 /ˈbuːt/  noun  ,  pl   boots
  1 [  count  ] : a covering usually of leather or rubber for the entire foot and the lower part of the leg
   You'll need a pair of warm boots for winter.
   It's been snowing, so you'd better wear your boots.
   hiking boots [=boots worn for hiking]
   riding boots [=boots worn for horseback riding]
  — see also booted, cowboy boot, hobnail boot, ski boot
  2 [  count  ] : a forceful kick with the foot
   She gave the ball a boot, and it landed on the other side of the field.
  3 the boot informal : a sudden dismissal from a job
   He got the boot [=got fired] for talking to the press about company secrets.
   I heard they gave her the boot. [=they fired her; they told her she could no longer work for them]
  4 [  count  ] Brit : the trunk of a car
  5 [  count  ] US : denver boot
  as tough as old boots — see tough, 1
  lick someone's boots — see lick, 1
  the boot is on the other foot — see foot, 1
  to boot
   : besides, also
    He's smart, funny, and handsome to boot.
  too big for your boots — see big, 1
  to put the boot in
    Brit    informal  
   1 : to treat someone in a cruel or critical way
   2 : to kick someone again and again
 — see also bossy-boots
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II
  verb  , boots, boot·ed, boot·ing
  1 [  + obj  ] : to kick (something) forcefully
   She booted the ball across the field.
  2 [  + obj  ] informal
  2 a : to force (someone) to leave a place or situation
   He left public service after voters booted him from the mayor's office. [=he chose not to work for the government after he was not reelected as mayor]
   Any players who start a fight will get booted from the game.
  — often + out
   His wife booted him out. [=his wife made him leave their home]
   He got booted out of office in the last election.
  2 b : to dismiss (someone) suddenly from a job
   She got booted [=fired] in May and has been looking for work ever since.
  3 : to start a computer
   [  no obj  ] The new computer boots much more quickly than the old one did.
    — often + up
    Did you boot up yet?
   
   [  + obj  ] You don't need all these applications to open every time you boot your computer.
    — often + up
    She booted up the computer.
    see also reboot
  4 [  + obj  ] US : to lock a special device (called a Denver boot) onto one of the wheels of (a car) so that the car cannot be moved
   His car was booted (by the police).