dropping in
skateboarding trick with which a skateboarder starts skating a half-pipe by dropping into it from the coping instead of starting from the bottom and pumping gradually for more speed
en-US/ˈdɹɑpɪŋ ˈɪn/
en-GB/ˈdɹɒpɪŋ ˈɪn/
skateboarding trick with which a skateboarder starts skating a half-pipe by dropping into it from the coping instead of starting from the bottom and pumping gradually for more speed