noun
nonstop chatting; talking without a break
Describes continuous, often lively talking; can be used as a noun or in compound verbs like しゃべくり倒す.
彼女のしゃべくりは止まらない。
Her nonstop chatting doesn't stop.
友達と一晩中しゃべくり倒した。
I talked nonstop with my friend all night.
noun
amusing two-person dialogue (stand-up comedy)
Refers to a comedic style of rapid-fire back-and-forth banter, especially in しゃべくり漫才.
See also: しゃべくり漫才
あのコンビのしゃべくり漫才はテンポが良くて面白い。
That duo's rapid-fire comedy dialogue has great timing and is funny.
漫才 is the broader category of stand-up comedy; しゃべくり漫才 is a subgenre characterized by fast-paced talking.
Derived from the verb しゃべる (to chat) with the suffix くり, which adds a sense of continuous or repetitive action. The exact derivation is uncertain, but it likely emerged in colloquial speech.