Having a ready flow of words but lacking thought or understanding; superficial; shallow.
Snarky or unserious in a disrespectful way.
Artfully persuasive but insincere in nature; smooth-talking, honey-tongued, silver-tongued.
A mass of matted hair worn down over the eyes, formerly used in Ireland.
To make smooth or slippery.
Lacking personal depth and substance; conceited, vain, shallow, superficial.
Having length, but no width, height or depth.
Lacking depth or believability; flat.