be up to no good

(informal)

if someone is up to no good, they are doing something bad She thinks her husband has been up to no good because she found long blonde hairs on his jacket.

Common Names:

Name	Pronounced	Usage
DİLay	-	Turkish
Heleena	HE-le:-nah	Finnish
Gu&Eth;RÚN	-	Ancient Scandinavian, Norse Mythology, Icelandic
Juhana	YOO-hah-nah	Finnish
Otakar	-	Czech
Doirend	-	Irish Mythology