tat ‧ tle /ˈtætl/ BrE AmE verb [intransitive]
[ Date: 1400-1500 ; Language: Middle Dutch ; Origin: tatelen ]
1 . old-fashioned to talk about other people’s private lives SYN gossip
2 . especially American English if a child tattles, they tell a parent or teacher that another child has done something bad
tattle on
Robert is always tattling on me for things I didn’t do.
⇨ ↑ tittle-tattle
—tattle noun [uncountable]
—tattler noun [countable]