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sticky (EN)
adjective, noun

adjective “sticky”

sticky, comparative stickier, superlative stickiest
  1. able to stick to things; gluey or tacky
    Be careful with the glue—it's very sticky.
  2. having glue on one side so that it can be stuck to a surface
    Let's place some sticky notes on the wall.
  3. (informal, of weather) hot and humid, making you feel uncomfortable
    The sticky weather made it hard to sleep without air conditioning.
  4. (informal) difficult or tricky to deal with
    Negotiating the contract was a sticky situation.
  5. (internet) fixed at the top of a list or page; pinned
    The forum thread was made sticky so everyone could see the rules.
  6. (computing) remaining active or in effect; persistent
    The settings are sticky and will be saved even after you restart the program.
  7. (in economics) slow to change in response to economic factors
    Wages can be sticky during an economic downturn.

noun “sticky”

singular sticky, plural stickies
  1. a small piece of paper with an adhesive strip on the back, used for temporary notes
    I left a sticky on your desk reminding you about the meeting.
  2. (internet) a message or post that stays at the top of a forum or chat thread
    Be sure to read the sticky before posting in this forum.