Compare Chinese 你個頭/你个头 (nǐ gè tóu), Malay kepala otak kau.
your head
- (Singlish, Manglish, dismissal) my foot, my ass (a dismissive response to someone's remark)
Working after school hours part of 'service'? Your head lah.[1]
- ^ Headline of mrbrown article[1], October 10, 2016.