Collins Chinese Dictionary Plus (3rd edition), 2011:
pointer [ˈpɔɪntər]
n
[c]
1
(=tip) 点(點)子 diǎnzi [个 gè]
2
(=indication) 暗示 ànshì
3
(=needle)
(on machine) 指针(針) zhǐzhēn [根 gēn]
(on machine) 指针(針) zhǐzhēn [根 gēn]
4
(=stick) 教鞭 jiàobiān [条 tiáo]
5
(=dog) 指示犬 zhǐshìquǎn [只 zhī]