1 definition by doctor richtofen

Top Definition
a word used to describe the act of fingering ones bum hole during sex/masterbation. They may not be fingering there own bum hole, it may be another party i.e a girl or gay partner
That man looks like he macniven's himself.

he asked me to macniven him...
by doctor richtofen July 27, 2011

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug