a. 1. Long-breathed; hence, tediously long in speaking; consuming much time; as, a long-winded talker. [ 1913 Webster ]
A tedious, long-winded harangue. South. [ 1913 Webster ]
2. using or containing too many words; as, long-winded (or windy) speakers. Syn. -- tedious, verbose, windy, wordy. [ WordNet 1.5 ]
-- Long"-wind"ed*ness, n. [ 1913 Webster ]