“Da.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/da. Accessed 5 Jan. 2026.
DA definition: from; of (used in Italian and Portuguese personal names, originally to indicate place of origin). See examples of da used in a sentence.
DA (ˈdiˈeɪ) n., pl. DAs, DA's. a hairstyle in which the hair is slicked back on both sides to overlap at the back of the head like a duck's tail. Also called ducktail .