stickiest

adjective stickier, stickiest

1. 1. that sticks; adhesive; tending to cling to anything touched
   2. not moving easily: sticky valves
2. covered with an adhesive substance: sticky fingers
3. Informal hot and humid: a sticky climate
4. ☆ Informal difficult to deal with; troublesome: a sticky problem
5. ☆ Informal overly sentimental; maudlin