tongue in cheek

Hello!
I found this expression in a book I am reading (the new york trilogy) and I dont understand what does it mean. Can someone help me??

Thaaaaaaank you so much!!

Clara

Something meant or expressed in an ironic, funny, facetious way.

thank you Ecuanime! thanks for the explanation.:)

kisses!

Clara

In Spanish it is "humorístico" o "irónico" :). It depends on the context.

Thank you! MEM, I will look for the context then and see what is more appropriate.

Thanks again.

Kisses,

Clara