adj. glib·ber, glib·best
1. Performed with a natural, offhand ease: was fascinated by his unfailingly glib conversation.
2. Given to or characterized by fluency of speech or writing that often suggests insincerity, superficiality, or a lack of concern: criticized him for being glib about something so serious.
a. Done or achieved with little effort or difficulty; easy: a facile victory.
b. Working, acting, or done with ease and fluency: a facile writer; facile prose. See Synonyms at easy.
2. Arrived at or presented without due care, effort, or examination; superficial: We don't need another facile solution to a complex problem.
3. Archaic Pleasingly mild, as in disposition or manner.