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loop

1 loop /ˈluːp/ noun
plural loops
1 loop
/ˈluːp/
noun
plural loops
Britannica Dictionary definition of LOOP
[count]
: a curved part or shape made when something long and thin (such as a rope or thread) bends so that it touches or crosses over itself
: something that is shaped like a loop
: a ring or curved piece used for holding something
[count] : an action in which an airplane flies in an upright circle perpendicular to the ground see also loop the loop at 2loop
[count] : a piece of film or tape with the ends joined together so that the same pictures or sounds are repeated continuously
also : a recording that is repeated continuously
[count] computers : a series of instructions that are repeated in a computer program until a specified condition is met
the loop : a group of people who know about or have influence or control over something usually used in the phrases in the loop and out of the loop

knock/throw (someone) for a loop

US, informal
: to cause (someone) to be very amazed, confused, or shocked

knock (something) for a loop

US, informal
: to damage or ruin (something)
2 loop /ˈluːp/ verb
loops; looped; looping
2 loop
/ˈluːp/
verb
loops; looped; looping
Britannica Dictionary definition of LOOP
: to form or cause (something) to form a loop
[no object]
[+ object]
: to move or cause (something) to move in a high curving path
[no object]
[+ object]

loop the loop

: to perform a loop in an airplane