(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".)
係
hai6
(Cantonese) to be
to connect
to relate to
to tie up
to bind
to be (literary)
to involve
relation
relationship
consequence
yes
indeed
right
喂
wai6
hey, an interjection to call for attention
to express one's dissatisfaction
to try and make a suggestion
to feed (an animal, baby, invalid etc)
仔
zi2
meticulous
Learn Stroke Order
See how to write "一日" with stroke-by-stroke animation