On ''scratch'' is the term used in handicap competitions for a player with no handicap or the maximum handicap (depending on the way the handicap is rendered), thus having to perform better than every other competitor to win.
A scratch is also an action which may either be done in violence or in response to an Itch .
'Scratch' can also be used as a slang term for money.
Scratch can also mean to forget about or to move past.
Scratch Race - a race in which all contestant start from scratch (on equal terms).
