Definition of "fall off"

fall off

verb
third-person singular simple present falls off, present participle falling off, simple past fell off, past participle fallen off
1. (transitive and intransitive) To become detached or to drop from.
  Quotations
  Dorothy stood up and found she was in her stocking-feet. For the Silver Shoes had fallen off in her flight through the air, and were lost forever in the desert.
  1900, L. Frank Baum, chapter 23, in The Wonderful Wizard of Oz
  There were, however, 34 deaths among passengers in movement accidents, due mainly to misadventure and carelessness when entering and leaving trains in motion, falling off platforms and out of carriages, and opening and closing carriage doors.
  1960 December, “Talking of Trains: B.R. safety in 1959”, in Trains Illustrated, page 708
2. (intransitive) To diminish in size, value, etc.
  Quotations
  With the advent of motor bus services, traffic on the Rosebush line fell off to such an extent that it was decided to withdraw the passenger trains in the autumn of 1937.
  1950 January, “The North Pembrokeshire Line, Western Region”, in Railway Magazine, page 8
  "Ratio. YoungBoy is better." "What?" "Make better music. You fell off."
  2021, Lil Nas X, THE MONTERO SHOW‎
  Bradshaw is always ready to talk 'manufactories', and here he confides that the town [Basingstoke] "carried on a rather considerable business in druggets, which has since fallen off".
  2023 June 28, Stephen Roberts, “Bradshaw's Britain: Alton to Exeter”, in RAIL, number 986, page 57
3. (nautical) To change the direction of the sail so as to point in a direction that is more down wind; to bring the bow leeward.
  Quotations
  'Why d'ye see, Captain Vangs,' says bold Jack, 'I'm as good a helmsman as ever put hand to spoke; but none of us can steer the old lady now. We can't keep her full and bye, sir; watch her ever so close, she will fall off and then, sir, when I put the helm down so gently, and try like to coax her to the work, she won't take it kindly, but will fall round off again; and it's all because she knows the land is under the lee, sir, and she won't go any more to windward.'
  1846, Melville, Typee, chapter 1
  She would not mind her helm, but would fall off; she would settle down aft and take in water over her stern, and plunged heavily forward.
  1854, Benjamin Robbins Curtis, Lawrence v. Minturn, Opinion of the Court
  The pilot-boy, who was on the look-out forward, and was keeping the boat from falling off by using the starboard oar, as the current went in a westerly direction, answered that he thought "it went a little easier forward."
  1886, Peter Christen Asbjørnsen, translated by H.L. Brækstad, Folk and Fairy Tales, page 182
  There was the constant danger of the ship, now- broadside on to the heavy seas, falling off before the heavy wind, and leading the flames forward again.
  1898, Kipling, The Burning of the Sarah Sands
4. (intransitive) To fall into sin; stray.
  Quotations
  I am bound to say that no one has fallen off so frequently as myself. I have renounced the devil and all his works; but it is by word of mouth only—by word of mouth only.
  1861, Anthony Trollope, Framley Parsonage