Swigging

verb

1. To drink (usually by gulping or in a greedy or unrefined manner); to quaff.

   "That sailor can swig whisky with the best of 'em."

2. To suck.
3. To take up the last bit of slack in rigging by taking a single turn around a cleat, then hauling on the line above and below the cleat while keeping tension on the line.