అర్థం : A large knife with one or more folding blades.
పర్యాయపదాలు : clasp knife
అర్థం : A dive in which the diver bends to touch the ankles before straightening out.
అర్థం : Dive into the water bending the body at the waist at a right angle, like a jackknife.
Jackknife meaning in Telugu.