Etymology: (1480–90; by-form of source in its earlier literal sense “rising”)
Definition of 'souse'
Princeton's WordNet
1. (noun)alcoholic, alky, dipsomaniac, boozer, lush, soaker, souse a person who drinks alcohol to excess habitually
2. (noun)souse porktrimmings chopped and pickled and jelled
3. (verb)drenching, soaking, souse, sousing the act of making something completely wet "he gave it a good drenching"
4. (verb)drench, douse, dowse, soak, sop, souse cover with liquid; pour liquid onto "souse water on his hot face"
5. (verb)dunk, dip, souse, plunge, douse immerse briefly into a liquid so as to wet, coat, or saturate "dip the garment into the cleaning solution"; "dip the brush into the paint"
6. (verb)souse, soak, inebriate, hit it up become drunk or drink excessively