hem in WordNet English dictionary

1. the utterance of a sound similar to clearing the throat; intended to get attention, express hesitancy, fill a pause, hide embarrassment, warn a friend, etc.
   hem  ahem 
   
2. the edge of a piece of cloth; especially the finished edge that has been doubled under and stitched down
   "the hem of her dress was stained"; "let down the hem"; "he stitched weights into the curtain's hem"; "it seeped along the hem of his jacket"
   hem 
   

1. utter `hem' or `ahem'
   hem 
   
2. fold over and sew together to provide with a hem
   "hem my skirt"
   hem