Debby Ryan (verb)
The action of flirtatiously tucking some hair behind your ear as you look sidelong and often times bow your head and smirk. Usually used satirically to convey a large range of emotions or thoughts from a genuine sense of flirtatious attraction to self-depricative embarrassment. Derived from the actress Debby Ryan, who famously made this exact action a lot during her early career.
Debby Ryan (Verb)
Person one: Wow, you’re so hot

Person two: oh, stop, I’m Debby Ryaning rn

Person one: you’re so dumb I hate you
Person two (who doesn’t care): *Debby Ryans*