,adjective, tens⋅er, tens⋅est, verb, tensed, tens⋅ing.| 1. | stretched tight, as a cord, fiber, etc.; drawn taut; rigid. |
| 2. | in a state of mental or nervous strain; high-strung; taut: a tense person. |
| 3. | characterized by a strain upon the nerves or feelings: a tense moment. |
| 4. | Phonetics. pronounced with relatively tense tongue muscles; narrow. Compare lax (def. 7). |
| 5. | to make or become tense. |
,| 1. | a category of verbal inflection that serves chiefly to specify the time of the action or state expressed by the verb. |
| 2. | a set of such categories or constructions in a particular language. |
| 3. | the time, as past, present, or future, expressed by such a category. |
| 4. | such categories or constructions, or their meanings collectively. |

An inflectional (see inflection) form of verbs; it expresses the time at which the action described by the verb takes place. The major tenses are past, present, and future. The verb in “I sing” is in the present tense; in “I sang,” past tense; in “I will sing,” future tense. Other tenses are the present perfect (“I have sung”), the past perfect (“I had sung”), and the future perfect (“I will have sung”).
tense
Of programs, very clever and efficient. A tense piece of code often got that way because it was highly bummed, but sometimes it was just based on a great idea. A comment in a clever routine by Mike Kazar, once a grad-student hacker at CMU: "This routine is so tense it will bring tears to your eyes." A tense programmer is one who produces tense code.
[The Jargon File]