pickwilly-waving . willy-waving {v.} Acting in an excessively macho fashion. Categories: add yours British verb Source: British slang (Wikipedia) 'willy-waving' on video Willy Waving? Why Don't We Play Slanguage! | MTV Music Frustrated MP says Brexit debate has gone a bit 'willy waving' Trump's willy waving is working [Minecraft] - Willy Waving the Old Server. sort: relevance, mode: exact match, q: "willy-waving", maxResults: 4, videoEmbeddable: true, videoSyndicated: true, safeSearch: strict, type: video Subscribe to: British SlangSlangEnglish Slang Discuss