blast
     n 1: a long and hard-hit fly ball
     2: a sudden very loud noise [syn: {bang}, {clap}, {eruption}, {loud
        noise}]
     3: a strong current of air; "the tree was bent almost double by
        the gust" [syn: {gust}, {blow}]
     4: an explosion (as of dynamite)
     5: a highly pleasurable or exciting experience; "we had a good
        time at the party"; "celebrating after the game was a
        blast" [syn: {good time}]
     6: intense adverse criticism; "Clinton directed his fire at the
        Republican Party"; "the government has come under attack";
        "don't give me any flak" [syn: {fire}, {attack}, {flak}, {flack}]
     v 1: make a strident sound; "She tended to blast when speaking
          into a microphone" [syn: {blare}]
     2: hit hard; "He smashed a 3-run homer" [syn: {smash}, {nail},
        {boom}]
     3: use explosives on; "The enemy has been shelling us all day"
        [syn: {shell}]
Source: WordNet® 2.0

blast 1. v.,n. Synonym for {BLT}, used esp. for large data sends over a
   network or comm line. Opposite of {snarf}. Usage: uncommon. The variant
   `blat' has been reported. 2. vt. [HP/Apollo] Synonymous with {nuke}
   (sense 3). Sometimes the message `Unable to kill all processes. Blast
   them (y/n)?' would appear in the command window upon logout.


Source: The Jargon File

BLAST
     BLocked ASynchronous Transmission
     
     
Source: Virtual Entity of Relevant Acronyms