- [uncountable] (informal)
courage; determination 勇气；胆量；决心 - [uncountable] (British English, taboo, slang)
semen (= the white liquid containing sperm that is produced by the sex organs of men and male animals) 精液；精子 - [countable] (Australian English, informal)
a sexually attractive person 性感的人
Word Originmid 16th cent. (in the sense ‘a spark, vestige’): of unknown origin; perhaps a blend of spark and obsolete funk ‘spark’.