a snack is a form of:

Snack



noun
1.
(a small or casual or hurried meal, light meal) អាហារក្រៅពេល
verb
1.
(INTRANSITIVE) (~ on something) ស្រស់ស្រូប, ក្រៅពេល
ENGLISH MEANING
noun
1.
A share; a part or portion; -- obsolete, except in the colloquial phrase, to go snacks, i.e., to share.
2.
A slight, hasty repast.