corner up

Verb

 * 1)  To form one or more corners.
 * Those two properties cornered up in the vicinity of Main Street.
 * The fenceposts will corner up the yard.
 * 1)  To sell drugs on a street corner; to go to such a spot to sell drugs.
 * 2)  To be in a corner (of a room); to trap or be trapped by assailants in the corner of a room.
 * 3)  to corner or be cornered (To trap in a position of great difficulty or hopeless embarrassment).