(Verb) s. To lose/break ones cell phone in a state of drunkeness. Usually happens due to excessive dropping of the cell phone, hitting against tables, or leaving the cell phone on the floor. However, pulling a Gallaway usually occurs due to losing a suprlus of 5-6 cellphones.
"Hey man did you hear about Ron? He totally pulled a Gallaway last night!"
"The Gallaway i managed to pull of last night ended up costing me 200 bucks"