glimpse. n. 1. A brief, incomplete view or look. 2. Archaic A brief flash of light.v. glimpsed, glimps·ing, glimps·es.v. tr. To obtain a brief, incomplete view of. v. intr.limpse. n. 1. A brief, incomplete view or look. 2. Archaic A brief flash of light. v. glimpsed, glimps·ing, glimps·es. v. tr. To obtain a brief, incomplete view of.