See me once, I don't want to, shoo!
See me twice, care what you say, for I'm a tabooSee me once, I can be a number
See me twice, the sports team likes to slumber
Hints will come bidaily. Good Luck!
If you are not familiar with my See me once riddles, I recommend you first have a look at the latest riddles in this series:
#6, #7, #8, #9