Sentence:  A woman from a funding agency visited the station for a meeting early one morning, and when she arrived I was doing the <WSD>hoovering</WSD>. My colleague introduced us and we chatted for a bit. Then she asked me what my job was and I told her 'station manager'. She looked really puzzled, and asked 'so why are you doing the <WSD>hoovering</WSD>?' I answered, 'because the floor was dirty.' 
Meaning of the word marked with <WSD> tags:  To use a vacuum cleaner, irrespective of brand.