1. A large clasp knife.
2. Sports. A dive in the pike position, in which the diver straightens out to enter the water hands first.
v., -knifed, -knif·ing, -knifes.
1. To fold or double (something or oneself) like a jackknife.
2. To cut or stab with a jackknife.
1. To bend or fold up like a jackknife: A truck that had jackknifed was blocking the road.
2. To form a 90° angle.
Filed under: Martin Amis' Information | Leave a Comment