switch meaning and definition

SWITCH noun

Definition of switch (noun)

1. control consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit
   • synonyms: electric switch, electrical switch
2. an event in which one thing is substituted for another
   • "the replacement of lost blood by a transfusion of donor blood"
   • synonyms: permutation, replacement, substitution, transposition
3. hairpiece consisting of a tress of false hair; used by women to give shape to a coiffure
4. railroad track having two movable rails and necessary connections; used to turn a train from one track to another or to store rolling stock
5. a flexible implement used as an instrument of punishment
6. a basketball maneuver; two defensive players shift assignments so that each guards the player usually guarded by the other
7. the act of changing one thing or position for another
   • "his switch on abortion cost him the election"
   • synonyms: shift, switching

SWITCH verb

Definition of switch (verb)

1. change over, change around, as to a new order or sequence
   • synonyms: exchange, switch over
2. exchange or give (something) in exchange for
   • synonyms: swap, swop, trade
3. lay aside, abandon, or leave for another
   • "switch to a different brand of beer"; "She switched psychiatrists"; "The car changed lanes"
   • synonyms: change, shift
4. make a shift in or exchange of
   • "First Joe led; then we switched"
   • synonyms: change over, shift
5. cause to go on or to be engaged or set in operation
   • "switch on the light"; "throw the lever"
   • synonyms: flip, throw
6. flog with or as if with a flexible rod
7. reverse (a direction, attitude, or course of action)
   • synonyms: alternate, flip, flip-flop, interchange, tack