ichidan verb, intransitive verb
joke around; speak jokingly; talk nonsense
Colloquial intransitive verb for lighthearted, teasing, or unserious talk. Often used when someone is not being serious or is fooling around in conversation.
See also: チャラチャラ
彼はいつもちゃらけてばかりで、真面目な話ができない。
He's always joking around, so we can't have a serious conversation.
そんなにちゃらけないで、ちゃんと答えてよ。
Stop messing around and answer properly.