big for your boots
another word for cocky
"your getting a bit to big for your boots mate"
too big for your boots
trying to be something you're not
you're getting way too big for your boots
big up your boots
Usually used by chavs to describe an action of hype or to tag someone on. Bigging up someone's boots basically means they really want you to get out of your comfort zone and do it.
"oi, c'mon Jordan. Big up your boots and come to the park with the boys"
man to big for your boots
Stormzys sexy af song
Yo, Man to big for your boots