Definition of "fishing"

fishing¹

/ˈfɪʃɪŋ/

noun
countable and uncountable, plural fishings
1. (uncountable) The act of catching fish.
  Quotations
  Ivor had acquired more than a mile of fishing rights with the house ; he was not at all a good fisherman, but one must do something ; one generally, however, banged a ball with a squash-racket against a wall.
  1922, Michael Arlen, “3/19/2”, in “Piracy”: A Romantic Chronicle of These Days
2. (uncountable, informal) The act of catching other forms of seafood, separately or together with fish.
3. (uncountable) Commercial fishing: the business or industry of catching fish and other seafood for sale.
4. (countable) A fishery, a place for catching fish.
  Quotations
  the rent of the fishings
  1596 (date written; published 1633), Edmund Spenser, A Vewe of the Present State of Irelande […], Dublin: […] Societie of Stationers, […]; republished as A View of the State of Ireland […] (Ancient Irish Histories), Dublin: […] Society of Stationers, […] Hibernia Press, […] [b]y John Morrison, 1809,
  Generally speaking, the only fishings which appear separately in Valuation Rolls as having a lettable value in their actual state from year to year are salmon-fishings.
  1917, The Scots Law Times, volume 2, page 190

fishing²

/ˈfɪʃɪŋ/

verb
1. present participle and gerund of fish