To participate in an online mock draft in order to prepare for an upcoming fantasy season, usually fantasy football.
I have the sixth pick this year and I’m not sure who I’m going to take. I should mock it up to see how things will play out.
Used to describe someone who has undergone plastic surgery that hasn't achieved the desired result because it looks strange, out of place and or is blatantly obvious.
As in when you mock up a new design. It is not complete.
That woman was mocked up mate! She looked like Michael Jackson!