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spur

1 spur /ˈspɚ/ noun
plural spurs
1 spur
/ˈspɚ/
noun
plural spurs
Britannica Dictionary definition of SPUR
[count] : a sharp pointed object that is attached to the heel of a horse rider's boot and that is pressed into the horse's side to make the horse go faster
[singular] : something that makes you want to do something or that causes something to happen : incentive often + to
[count] : a mass of sharp rock on the side of a mountain
[count] : a short section of railway track that leads from the main line

on/at the spur of the moment

◊ If something is done on/at the spur of the moment, it is done immediately without planning.
see also spur-of-the-moment

win/earn your spurs

: to do something which shows that you deserve to be respected or noticed
2 spur /ˈspɚ/ verb
spurs; spurred; spurring
2 spur
/ˈspɚ/
verb
spurs; spurred; spurring
Britannica Dictionary definition of SPUR
[+ object]
: to encourage (someone) to do or achieve something often + on
: to cause (something) to happen or to happen more quickly
: to urge (a horse) to go faster by pushing spurs into its sides