a matter of (doing something)

something that needs to be done.

Staying healthy as you age is often a matter of avoiding weight gain.

• go on the game
• go on the piss
• go on the razzle
• go on the wagon
• go out like a light
• go out of the window
• go out of way
• go out of way to
• go out of way to do something
• go out of your mind
• go out of your way
• go out of your way to
• go out of your way to do something
• go out on a limb
• go out on the piss
• go out on the razzle
• go out on the tiles
• go out on the town
• go out the window
• go overboard
• go over head
• go over someone's head
• go over something with a fine-tooth comb
• go over the top
• go over with a fine-tooth comb