can mean chatty or excessively talkative when describing a person or even a bird that calls or sings rapidly and constantly, or it can mean wordy when referring to a piece of language itself, such as a letter or speech.
given to prosy, rambling, or tedious loquacity pointlessly or annoyingly talkative.
is used to describe a piece of language such as a speech, it means containing many and often too many words wordy.