• noun:   a narrow flattened pleat or fold that is stitched in place
• noun:   (sports) a bodily position adopted in some sports (such as diving or skiing) in which the knees are bent and the thighs are drawn close to the chest
• noun:   eatables (especially sweets)
• noun:   a straight sword with a narrow blade and two edges
• verb:   fit snugly into

  Example: "Tuck your shirtail in"

• verb:   make a tuck or several folds in

  Example: "Tuck the fabric"

• verb:   draw fabric together and sew it tightly
• name:  A surname (rare: 1 in 25000 families; popularity rank in the U.S.: #3239)

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