1sparse; scattered
2rare; uncommon
3diluted; thin; watery
4(bound form) sth liquid or of thin consistency (as in 綠豆稀|绿豆稀[lu : 4 dou4 xi1] "sweet mung bean soup")
5(bound form) totally; extremely (used with negative attributes, as in 稀糟[xi1 zao1] "utterly ruined")
Example
gāi该guó国yán jìn严禁jìn kǒu进口xī稀yǒu有yě shēng野生dòng wù动物。
该国严禁进口稀有野生动物。
The importation of rare wild animals to this country is strictly prohibited.