Top definition
this term can be defined to mean either

a) someone's singing that sounds so horrendously bad it's as if a hen or rooster is literally scratching a blackboard.

b) a synonym, used mainly in Alberta in Western Canada, for turkey-chicken scrawl or terrible penmanship
two people who are in conversation, suddenly hear an unfamiliar voice coming from their school's basement.

person a): hang on, what's this hen-scratching?
person b) i think it's my friend Paul trying to sing, but he's singing out of tune with our high school band..

person a) roflmao
by sexydimma January 30, 2012
Happy St. Patties Day!