tuck

To pull or gather up (an item of fabric).

To push into a snug position; to place somewhere safe, or handy, or somewhat hidden.

To eat; to consume.

To fit neatly.

To curl into a ball; to fold up and hold one's legs.

To sew folds; to make a tuck or tucks in.

To full, as cloth.

Of a drag queen, trans woman, etc., to conceal one's penis and testicles, as with a gaff or by fastening them down with adhesive tape.

To keep the thumb in position while moving the rest of the hand over it to continue playing piano keys that are outside the thumb (when playing scales).

Ellipsis of Mach tuck.