1.   He has bulked up in the offseason, hitting the weights in preparation for hitting the boards.

2.   In high school, Kevin bulked up in the weight room and became a second-string tight end on the football squad.

3.   Kase switched to defensive tackle and started bulking up in size and strength.

4.   Then, as if on steroids, the ruble unexpectedly bulked up in the last day or so.