The Collaborative International Dictionary of English v.0.48:

Suds \Suds\, n. pl. [Akin to sodden, seethe. See Seethe.]
   Water impregnated with soap, esp. when worked up into bubbles
   and froth.
   [1913 Webster]

   In the suds, in turmoil or difficulty. [Colloq.] --Beau. &
      Fl.
      [1913 Webster]

WordNet (r) 3.0 (2006):

suds
    n 1: the froth produced by soaps or detergents [syn: soapsuds,
         suds, lather]
    2: a dysphemism for beer (especially for lager that effervesces)
    v 1: wash in suds
    2: make froth or foam and become bubbly; "The river foamed"
       [syn: froth, spume, suds]

Moby Thesaurus II by Grady Ward, 1.0:

48 Moby Thesaurus words for "suds":
   aerate, barmy beer, beat, beer, blues, breakers, collar, court,
   cream, dinge, dumps, foam, froth, gloom, head, heavy-heartedness,
   lather, make suit to, make up to, mantle, meringue, mopes, mousse,
   offscum, puff, pursue, scud, scum, sea foam, small beer, soapsuds,
   souffle, spark, spindrift, spoondrift, spray, spume, stinging, sud,
   surf, sweetheart, swipes, unhappiness, whip, whisk, white water,
   woo, yeast



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

SUDS
       Software Update and Distribution System