The incredibly annoying act or experience of traveling through a large group or nest of hovering insects. Also refers to any annoying or generally sketchy person or incredible situation.
A) "Hey man how was that bike and portage trip up north?" "dude it was fun until dusk came and then it was just straight up Nats"
B) "ugh... That weekend was Nats"
C) "yo how'd that date go with bitty last night?" "Dinner was good but then we went to the club and Nitty went Natty"