pronoun · and so on; and so forth; and what not

他买了苹果、香蕉什么的。

pronoun · used at the end of a list to indicate other unspecified items or to imply a vague 'etcetera' meaning, often used in spoken language to soften the tone or express casualness.

我需要买苹果、香蕉什么的。

pronoun · used at the end of a list or after a noun to indicate that there are other similar things not explicitly mentioned (often used in spoken language to mean 'and so on' or 'such things').

他喜欢踢足球、打篮球什么的。