to say / to tell / to announce / to report / to denounce / to file a lawsuit / to sue

= + : Guy Fawkes is informing the golden calf that it is not allowed to eat mandarins any more in the aorta's bathroom by pointing at a big LED screen stating so.

= + : Mnemonic symbol: one of these LED panels with public announcements which scroll horizontally over the panel.

告 character breakdown

mouth / classifier for things with mouths (people, domestic animals, cannons, wells etc) / classifier for bites or mouthfuls

Mnemonic symbol: 口 shall be represented by a mandarin. Karl Marx (k-) is enjoying a mandarin in the outhouse's living room (ou3).
Character component without intrinsic meaning

= 丿 + : As ⺧ is a variant of 牛 I'm going to represent this character by a small cow: a golden calf.

Characters with 告 as component

zirconium (chemistry)
swan
center or bull's eye of an archery target (old) / goal / target
one of the five legendary emperors, also called 高辛氏[Gao1 xin1 shi4]
braces (med.) / fetters / manacles
variant of 造, to make / to build / to invent / to manufacture

Words with 告

to leave / to bid farewell to / to say good-bye to
to inform against sb
tell-tale / informer (esp. to police) / whistleblower / grass
to say goodbye / to take one's leave
to end / to reach an end
announcement
to come to the end of a phase (idiom)
to announce publicly / to explain oneself / to reveal one's feelings / to confess / to declare one's love
to beg for mercy
(dialect) to tell / to inform
(literary) to inform (the public) / to give clear instructions / public announcement (from higher authorities)

Sentences with 告

wǒ
yào
dào
yù
dì
miàn
qián
gào
nǐ
yi̅
zhuàng