[blɔk] n

bloķēšana (A permission setting that prevents a person or domain from adding the user to contact lists, seeing the user's status, or sending instant messages to the user)

block [blɔk] v

comp., MS

bloķēt (To prevent another user from initiating a conversation and from viewing your presence or other information, such as your personal information)

English thesaurus

block [blɔk] abbr.

To stop an enemy progressing on a given direction or route. 2. A tactical mission task that denies the enemy access to an area or prevents his advance in a direction or along an avenue of approach. 3. An obstacle effect that integrates fire planning and obstacle effort to stop an attacker along a specific avenue of approach or to prevent him from passing through an engagement area. (FRA)