(n.) a day or one day; (slang) used as part of a prepositional phrase (一日都係) to blame someone (or something or 'a reason') for some negative things that have happened, all because of; owing to; thanks to (e.g. 一日都係你 means "It's all because of you" or "Thanks to you".)
to pass
to spend (time)
measure
limit
extent
degree of intensity
degree (angles, temperature etc)
kilowatt-hour
classifier for events and occurrences
system
code of conduct
style of conduct
to write words for popular songs
mannerism
here
there
where
a quantifier for door, bridge etc