Definition of frist:
(v) :
(UK dialectal) To grant respite; especially, to give a debtor credit or time for payment.
(n) :
(UK dialectal) Time allotted for repayment; a term (in which a debt is to be repaid); a delay; respite; suspension.
(n) :
(UK dialectal) Credit; trust.
(v) :
(ambitransitive, UK dialectal) To defer; postpone.
(n) :
(obsolete) A certain space or period of time; respite.