Definition from Wiktionary, the free dictionary
- To drink (usually by gulping or in a greedy or unrefined manner); to quaff.
- That sailor can swig whisky with the best of 'em.
- (nautical) 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 (also: sweating)
to take up the last bit of slack in rigging
swig (plural swigs), (Appalachian)
- A drink; sip.
- He took another swig.