a tight feeling in some part of the body; "he felt a constriction in her chest"; "she felt an alarming tightness in her chest"; "emotion caused a constriction of his throat"
tight or narrow compression
a narrowing that reduces the flow through a channel
a fastener consisting of a peg or pin or crosspiece that is inserted into an eye at the end of a rope or a chain or a cable in order to fasten it to something (as another rope or chain or cable)
any instruction that works first one way and then the other; it turns something on the first time it is used and then turns it off the next time
release by a toggle switch; "toggle a bomb from an airplane"
the act of bringing two things into contact (especially for communication); "the joining of hands around the table"; "there was a connection via the internet"
the act of pairing a male and female for reproductive purposes; "the casual couplings of adolescents"; "the mating of some species occurs only in the spring"
a mechanical device that serves to connect the ends of adjacent objects