hang up (your) boots

to permanently stop playing a sport.

After a disastrous season it is rumoured that Gregory may hang up his boots once and for all.

• leopard doesn't change its spots.
• lesser of two evils
• less than
• less than something
• let alone
• let alone do something
• let be
• let bygones be bygones
• Let bygones be bygones.
• let down
• let fly
• let fly something
• let fly with
• let fly with something
• let go
• let go of
• let go of someone
• let go of something
• let hair down
• let have it
• let heart rule head
• let heart rule your head
• let her rip
• let in on
• take something by the throat