/ ˈtʃɑːmɪŋ; NAmE ˈtʃɑːrmɪŋ/ adjective
1.
very pleasant or attractive :
The cottage is tiny, but it's charming.
She's a charming person.
2.
( ironic , informal ) used to show that you have a low opinion of sb's behaviour :
They left me to tidy it all up myself. Charming, wasn't it?
► charm·ing·ly adverb