The phrase "flex on" is not a correct and usable expression in written English.
You cannot use this phrase in writing.
I'm just thinking about how I'd feel if one of my many enemies pissed in my bed to flex on me and I'm just laughing and laughing and laughing.
The lances may not look like the ones used by the knights of old, but their tendency to flex on impact makes them quite effective at vaulting competitors off their horses.
"No, I don't want to flex on him".
Ford announced details of its 2013 Flex on Tuesday.
Mr. Garito demonstrated the instrument, known as the Trigger Flex, on the steak.
"Ride With Funkmaster Flex" on Spike TV features ride-a-longs with the likes of Mariah Carey.
Kiilumen and Frisk (2014) developed a method to examine the long-term reliability of an anisotropic conductive adhesive (ACA -attached polyethylene terephthACA -attachedlex-on-board (FOB) assembly for industrial apolyethylenesed in harsh environmenterephthalate
When possible, it is preferable to have the patient sitting with the affected thigh flexed on the abdomen, and the patient's hands clasping the flexed leg on the thigh.
His hands and fingers flexed on her waist, as though testing its pliability.
My shirt took a few flexes on its own, with me inside.
Ms. Charles set them, still flexing, on the grill shell-side down.
