utility routine(n = noun.communication) service routine - a routine that can be used as needed;
is a kind of function, procedure, routine, subprogram, subroutine
is a part of service program, utility, utility program
has particulars: dump routine, input routine, output routine

dump routine, executive routine, input routine, library routine, marginal utility, output routine, public utility, public utility company, recursive routine, reusable routine, routine, service routine, sport utility, sport utility vehicle, supervisory routine, tracing routine, utility, utility bond, utility man, utility program, utility revenue bond