BCK has various meanings in the Internet - SMS - Text & Chating category. Discover the full forms, definitions, and usage contexts of BCK in Internet - SMS - Text & Chating.
To back engines is to put them astern To back an oar is to reverse the action of rowing and propel the boat astern To back a sail is to haul its clew to windward To back anchor is to lay another anchor ahead of it, and with a cable or hawser extending tautly between them Wind is said to 'back' when it changes direction anti-clockwise
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