pop offverb

• 1

  informalTo leave and return in a short time.

  • I'm just popping off to the shops to pick up some bread.
• 2

  informalTo die suddenly.

• 3

  informalTo kill someone.

  • When Captain Sleet in person stood his mast-head in this crow’s-nest of his, he tells us that he always had a rifle with him (also fixed in the rack), together with a powder flask and shot, for the purpose of popping off the stray narwhales, or vagrant sea unicorns infesting those waters; […]
  • Dig your own grave, then I'll pop you off!
• 4

  To fire or launch (a shot, projectile, or missile), especially singly or in small bursts.

  • The Long Lances, however, were thick in the water, and soon Portland was hit in the stern, sending her turning donuts across the ocean trying to work out which way to point her guns, popping off occasional shots at Hiei, which, by now, was heavily ablaze and a very obvious target in the night.
• 5

  derogatoryinformalTo speak frankly.

  • popping off at the mouth
• 6

  informalTo release flatulence, generally in short rapid succession.

• 7

  To thrust away, or put off promptly.

  • to pop one off with a denial
  • Perhaps it may not ſometimes be amiſs to excite their Curioſity, by bringing ſtrange and new things in their way on purpoſe to engage their Enquiry, and give them occaſion to inform themſelves about them: And if by chance their Curioſity leads them to ask, what they ſhould not know, it is a great deal better to tell them plainly, That it is a thing that belongs not not to them to know, than to pop them off with a Falſhood, or a frivolous Anſwer.
• 8

  informalTo turn off.

  • Pop that light off, will you?