Feel (one's) oats American phrase
If someone "feels his/her oats", he/she is in high spirits, feels enthusiastic, and behaves in an assertive or bold manner.
Our children always feel their oats when the summer vacation is coming.
A: "I really appreciate your help. Let's me treat you a drink tonight". B: "Great. I'm feeling my oats now. Text me the time and place."
If someone "feels his/her oats", he/she feels empowered, self-important, egotistic, and has an authoritative manner, sometimes to the point of arrogance.
You must be feeling your oats when you give the command to everyone like that.
She was feeling her oats when she got a promotion to manager.
The verb "feel" should be conjugated according to its tense.
The expression "feel one’s oats" is an American idiom that came into use in the early 1800s. The image is of a colt that has been fed and is feeling energetic.