1. michaelmas - Noun
2. Michaelmas - Proper noun
The feat of the archangel Michael, a church festival, celebrated on the 29th of September. Hence, colloquially, autumn.
Source: Webster's dictionaryAnd that, when new buildings were erected and were opened by H.R.H. The Prince George in Michaelmas 1932, this tablet was given the place of honour in the Entrance Hall. Source: Internet
Common Hall is summoned by the sitting Lord Mayor; it meets at Guildhall on Michaelmas Day (29 September) or on the closest weekday. Source: Internet
At the same time, John, Richard's brother, and King Philip of France offered marks for the Emperor to hold Richard prisoner until Michaelmas 1194. Source: Internet
Annual Michaelmas fair returns too Abingdon. Source: Internet
Internal examinations are held at the end of the Michaelmas term for all pupils, and in the Summer term for those in the first, second and fourth years. Source: Internet
New boys are now admitted only at the start of the Michaelmas Half, unless in exceptional circumstances. Source: Internet