noun, noun which may take the genitive case particle 'no'
not buying; boycott; refusal to purchase
Often used in compound terms like 不買運動 (boycott movement) or 不買同盟 (buyers' strike). Can function as a noun or as a no-adjective modifying another noun.
消費者団体が不買運動を呼びかけた。
A consumer group called for a boycott.
不買の意思を示すために、その店には行かない。
I won't go to that store to show my intention not to buy.