cool second 

When someone is bothering you to do something, so you tell them a cool second. When it really means like a hour.

Destiny: Go feed the dog.
Donald: I will in a cool second, hold up.

cool second by Kingray30 March 22, 2020

Second-hand Cool 

Adjective: To be in with the "cool kids" through a much cooler significant other/friend

The only reason she's at this party is because she's second-hand cool

Second-hand Cool by Green Eggs September 26, 2015