SWIG Meaning of SWIG in English [swig] n [origin unknown] (ca. 1623): a quantity drunk at one time [2]swig vb swigged ; swig.ging vt (ca. 1650): to drink in long drafts "~ cider" ~ vi: to take a swig: drink -- swig.ger n Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012