(pos:副詞)(ant:一定)
<explanation>
yue:唔一定
eng:may not; not necessarily
<eg>
yue:你又想買新車呀？你老婆未必應承㗎喎。 (nei5 jau6 soeng2 maai5 san1 ce1 aa4? nei5 lou5 po4 mei6 bit1 jing1 sing4 gaa3 wo3.)
eng:Do you want to buy a new car again? Your wife may not necessarily agree.
<eg>
yue:噉係咪讀書好就一定入到大學呢？噉又未必。 (gam2 hai6 mai6 duk6 syu1 hou2 zau6 jat1 ding6 jap6 dou2 daai6 hok6 ne1? gam2 jau6 mei6 bit1.)
eng:But do good grades guarantee a university place? Well, not necessarily.