break off
    v 1: interrupt before its natural or planned end; "We had to cut
         short our vacation" [syn: cut short, break short,
         break off]
    2: prevent completion; "stop the project"; "break off the
       negotiations" [syn: break, break off, discontinue,
       stop]
    3: break off (a piece from a whole); "Her tooth chipped" [syn:
       chip, chip off, come off, break away, break off]
    4: break a piece from a whole; "break a branch from a tree"
       [syn: break, break off, snap off]
    5: break a small piece off from; "chip the glass"; "chip a
       tooth" [syn: chip, knap, cut off, break off]