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1. Of the Loncker clan.

2. A person with an affinity for hardcore S&M internet porn.

3. A small negative man sometimes also referred to as a critical elf.

4. A homoerotic man who pressures others to share a tent with him in the mountains for the purposes of obtaining a sexual encounter.

5. A person who fucks his friends over by renting them the smallest piece of shit car he can get in Vegas.
Susie's mom will not let her play with Wayne because he's a DeLoncker.
by Protip911 September 21, 2016
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