US /ˈrɑkɪt ʌp/
・UK /ˈrɒkɪt ʌp/
On a rocket up the middle, right into the lefty.
Man, I felt like I had a rocket up my ass as how fast I was moving in that kitchen.
I heard you telling Ike you were going to be shooting off another rocket up here today.
And the gases push the rocket up; that's the reaction.