| HEA | vertical space available to allow easy passage under something |
|---|---|
| HEA | fully alert and watchful |
| HEA | any sail set forward of the foremast of a vessel |
| HEA | a kerchief worn over the head and tied under the chin |
| HEA | receiver consisting of a pair of headphones |
| HEA | the act of turning your head left and right to signify denial or disbelief or bemusement |
| HEA | the act of turning your head left and right to signify denial or disbelief or bemusement |
| HEA | the position of head |
| HEA | (British) the position of headmaster or headmistress |
| HEA | a shot aimed at a person's head |
| HEA | an attempt to put the soccer ball into the net by using the head |
| HEA | a photograph of a person's head |