a painful muscle spasm especially in the neck or back (`rick' and `wrick' are British)
a sharp bend in a line produced when a line having a loop is pulled tight
a person with unusual sexual tastes
an eccentric idea
a difficulty or flaw in a plan or operation; "there are still a few kinks to iron out"
curl tightly; "crimp hair"
form a curl, curve, or kink; "the cigar smoke curled up at the ceiling"