Nonchalance definition
When you are trying to ask a girl out and act as if it is not a big deal and that you are just casually inquiring about whether she wants to go to the movies, this is an example of a time when you try to affect an aura of nonchalance.
Other Word Forms
Noun
Origin of nonchalance
- From French nonchalance. See nonchalant.
From Wiktionary