win your spurs

win (or earn) your spurs

gain your first distinction or honours. informal
In the Middle Ages a knight who had won his spurs had attained knighthood by performing an act of bravery: a pair of gilt spurs were the distinguishing mark of a knight.
See also: spur, win

win/earn your ˈspurs

(formal) become successful or famous: You’ll win your spurs as a teacher if you can control class 5.
See also: earn, spur, win