look up any word, like donkey punch:
 
1.
Having a drink of alcohol. Drap=Drop. A=of. Tay=Alcohol. Orginated in Portadown, N. ireland, but has spread to small communities, country wide. Brought to the University of Ulster Coleraine by S.Bass. Especially used by the UUC RFC lads.
S. Bass- "Headin out for a drap a tay thenight bay?"
S. Hall- "O I, hittin the tay bay."
by Please falaysh me, UUC RFC March 30, 2008