Bushy means thick, dense, and spreading outward in many directions, like branches or hair growing in a full, untamed way. A bushy beard grows thick and wild rather than thin and neat. A bushy tail, like a squirrel's or fox's, is full and fluffy, with lots of fur spreading out in all directions.

When something is bushy, it has a quality of fullness and volume. A bushy eyebrow is thick with lots of hair. A bushy plant has dense foliage that fills out its space rather than growing in sparse, separated stems.

You might describe hair as bushy when it's naturally thick and expands outward, especially if it's curly or untamed. A bushy mustache spreads across someone's upper lip in a full, noticeable way. The word usually describes natural growth rather than something carefully trimmed or controlled. When you let a plant or your hair grow without much cutting or shaping, it can become bushy, taking up more space as it fills in with new growth.