ichidan verb, auxiliary verb
do for someone; do a favor by doing
Colloquial contraction of ~てあげる, used in casual speech to express doing something for someone else's benefit. Often carries a friendly or slightly condescending tone depending on context.
駅まで送ったげるよ。
I'll give you a ride to the station.
手伝ったげるから、もうちょっと待ってて。
I'll help you out, so wait just a bit longer.