how to block my number when calling someone - GADGET
34. (often foll by up) to obstruct (a passage, channel, etc) or prevent or impede the motion or flow of (something or someone) by introducing an obstacle: to block the traffic; to block up a pipe.
May 31, 2026
34. (often foll by up) to obstruct (a passage, channel, etc) or prevent or impede the motion or flow of (something or someone) by introducing an obstacle: to block the traffic; to block up a pipe. (often followed by up) to obstruct (a passage, channel, etc) or prevent or impede the motion, flow, or access of (something or someone) by introducing an obstacle: to block the traffic, to block up a pipe