1 definition by Bantahsaurus Rex

A year which upper-class college graduates take to volunteer in less fortunate countries helping orphans, in hope of improving their C.V for future career opportunities.

The phrase was originally defined by the dictionary, however a more detailed explanation has been provided by Youtube.
"No no Tarquin I can't go shopping on the King's Road...you see I'm on my Gap Yah"

"On my Gap Yah I saw this woman and she had malaria and she looked at me with this vacant stare as if to say you and I are one with kindred spirits"

"I'm on my Gap Yah on this spiritual, cultural, political exchange thing"

"On my Gap Yah I was so lashed, I was like Lash Gordon, eating bangers and lash... I was literally wearing a lashmina"
by Bantahsaurus Rex November 18, 2010
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