('chiefly Brit') Her career has been 'on the slide' [='on the decline'] for a couple of years.
You were late this morning. I'll 'let it slide' this time, but don't let it happen again.
His parents are concerned that their son's grades have started to 'slide'. [='worsen']
(..) to introduce myself last week. I'm Edward Cullen. You're Bella? Yes. Onion root tip cells, that's what's on your slides right now. Okay? So, separate and label them into the phases of mitosis, and the first partners that get it right are gonna win the Golden Onion. All right, good. (..)2008 Twilight