gabby
adj.adj. talking a lot, often about things that are not very important. You might use this to describe a friend who never stops chatting.
adj. tending to talk excessively or loquaciously, often about trivial matters. Informal in tone and frequently carries a slightly critical or weary connotation.
My neighbor is very gabby and always stops me to chat.
The meeting took twice as long as expected because a few gabby participants kept going off on tangents.
While her gabby nature made her a popular figure at social gatherings, it proved a liability in the workplace where concise communication was highly valued.
Often follows a linking verb like 'be' or 'get'; frequently used to describe personality traits rather than temporary states.