BESIDE Definition Meaning - Merriam-Webster The meaning of BESIDE is by the side of How to use beside in a sentence by the side of; in comparison with; on a par with… See the full definition Games; Word of the Day; Grammar; Wordplay; Slang; Rhymes; Word Finder; Thesaurus; Join MWU; More Games; Word of the Day; Grammar; Wordplay; Slang; Rhymes; Word Finder; Thesaurus; Join MWU;