loiter
lounge *
footle
lollygag
loaf , *
lallygag
hang around *
mess about
tarry
linger *
lurk *
mill about
mill around

I want them to know that I'm not messing about.

Schools should do whatever they want to get kids working rather than messing about.

I wondered why he hadn't told me to stop messing about and leave him alone.

I know you've been through a lot, but we don't have time for messing about.

More often than not, she didn't want him messing about in the kitchen.

This guy would be all night messing about on his present showing.

Come on man, they have been messing about from the very beginning.

"So we have to stay here, messing about, doing nothing, while things happen on the other side of the ocean?"

All you're fit for is messing about with the dead.

I'd been messing about on it for the last two weeks.