adjective.discouraging; causing annoyance or anger by excessive difficulty
verb.
Present participle of frustrate.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
discouraging by hindering
adjective.
preventing realization or attainment of a desire
Word Usage
"Mr. McCourt spoke after what he described as a frustrating three-and-a-half hour meeting with MLB executives, led by Rob Manfred , baseball's chief lawyer."