Answer: enterkey

AnswerCrossword Clue
ENTERKEY

Open sesame?

ENTERKEY

It's struck by a touch typist's pinky

ENTERKEY

Paragraph separator, perhaps

ENTERKEY
At the end of the line, it's likely to get depressed
ENTERKEY
It may be pressed to input data
ENTERKEYShift neighbor
ENTERKEYCarriage-return equivalent
ENTERKEYIt's above Shift
ENTERKEY' neighbor
ENTERKEYComputerniks push it
ENTERKEYIt's hit with a pinky
ENTERKEYIt's hit by a typist's pinky
ENTERKEYIM sender
ENTERKEYIt'll give you a break