posy sniffer noun5 •Effeminate man •EnvironmentalistCarl glared at the Greenpeace stall a few metres further along the mall. 'I wish we hadn't set up so close to the posy-sniffers.' — 1992 •(slang, disapproving) An environmental activist.Are all the tree huggers and posy sniffers too busy saving the whales to join hands and lie down in front of even one cement truck? — 1995 •(slang, offensive) An effeminate man.Buster, the boys say you are a posy sniffer and they'll take the leggin's to you if they catch you wearing dresses. — 1988 •Alternative form of posy sniffer. formsposy sniffers · posy-sniffers