(1):
(a.) Not enduring; not able to endure.
(2):
(a.) Not tolerating difference of opinion or sentiment, especially in religious matters; refusing to allow others the enjoyment of their opinions, rights, or worship; unjustly impatient of the opinion of those disagree with us; not tolerant; unforbearing; bigoted.
(3):
(n.) An intolerant person; a bigot.