adjective. ['ˈlɔŋˌstændɪŋ'] having existed for a long time.
1. Adjective A good rule of thumb is to give longstanding plans priority over spur-of-the-moment requests or demands. 2. Verb, gerund or present participle The connection between churches and food pantries or banks is longstanding.
1. I have had this longstanding interest in going back to school to get a Ph.D. in art history. I was especially interested in exploring this idea of the ecstatic impulse in an artist. - Jandy Nelson
