the feeling one has when one is tripping on DXM (Dextromethorphan cough suppressent). see also: robotrippin
after downing a glass of robotussin and sprite i was feeling a little bowlingballish.
The overweight guy at work that tries to look for a new look and suddenly shows up to work one day with a shaved head. His extra weight and double chin helps to round out his entire head making it seem 'bowlingballish' in shape.
Wow, did you see Sean today? He shaved his head! It makes him look rather distinguished and bowlingballish!