¹ jump verb

• to move your body upward from the ground and often forward, backward, or sideways through the air by pushing with your legs
• to cause your body to drop or fall down from something by pushing with your legs
• to move forward through the air and over (something) —+ over

² jump noun

• an act of jumping
• a sudden movement because of surprise or shock—usually used in the phrase give a jump
• something to be jumped over