drop in

v : visit informally and spontaneously; "We frequently drop by

the neighbors' house for a cup of coffee" [syn: {drop by},

{come by}]

drop-ins

[analogy with {drop-outs}] Spurious characters appearing on a

terminal or console as a result of {line noise} or a system

malfunction of some sort. Especially used when these are

interspersed with one's own typed input.

[{Jargon File}]