To be very happy about something.
I was walking on air since Lee -Young-Won asked me to go on a date.
Idiom: Don’t give up your day job
Idiom: Under Water Basket Weaving
Idiom: Under Water Basket Weaving –
is an idiom referring in a negative way to supposedly useless or absurd college or university courses and often generally to refer to a perceived decline in educational standards.[1][2][3]
The term also serves as an intentionally humorous generic answer to questions about an academic degree. It is also used to humorously refer to any non-academic elective course, specifically one that does not count towards any graduation requirements.
Idiom: Kick the Bucket
Kick the Bucket – a euphemistic, informal, or slang term meaning ‘to die’.
Example: Charlie finally kicked the bucket. He had cancer, you know.
Idiom: As Cool As a Cucumber
As Cool As a Cucumber – very Calm or very calmly especially when this is surprisin.
Example: The spy walked in as cool as a cucumber, just like nothing had happened.