[1] : The Collaborative International Dictionary of English v.0.48

pissed \pissed\, pissed off \pissed off\, a.
   angered or very annoyed. vulgar
   pjc

[2] : WordNet (r) 2.0

pissed
     adj 1: aroused to impatience or anger; "made an irritated gesture";
            "feeling nettled from the constant teasing"; "peeved
            about being left out"; "felt really pissed at her
            snootiness"; "riled no end by his lies"; "roiled by
            the delay" syn: annoyed, irritated, miffed, nettled,
             peeved, pissed off, riled, roiled, steamed,
             stunng
     2: very drunk syn: besotted, blind drunk, blotto, crocked,
         cockeyed, fuddled, loaded, pie-eyed, pixilated,
         plastered, potty, slopped, sloshed, smashed, soaked,
         soused, sozzled, squiffy, stiff, tiddly, tiddley,
         tight, tipsy, wet
see also:
annoyed irritated miffed nettled peeved pissed off 
riled roiled steamed stunng besotted 
blind drunk blotto crocked cockeyed fuddled 
loaded pie-eyed pixilated plastered potty 
slopped sloshed smashed soaked soused 
sozzled squiffy stiff tiddly tiddley 
tight tipsy wet 

[3] : Moby Thesaurus II by Grady Ward, 1.0

70 moby thesaurus words for "pissed":
   afflicted, angered, angry, bent, boiled, bombed, boozy,
   browned-off, canned, choleric, cockeyed, cockeyed drunk, crocked,
   crocko, cross, disguised, drunk, elevated, fried, fuddled,
   half-seas over, heated, high, illuminated, incensed, indignant,
   inebriated, irate, ireful, lit, lit up, livid, loaded, lubricated,
   lushy, mad, muddled, muzzy, oiled, organized, pickled, pie-eyed,
   pissed-off, pissy-eyed, pixilated, plastered, polluted, potted,
   raddled, riled up, shellacked, shirty, skunk-drunk, smashed,
   soaked, sore, soused, squiffy, stewed, stinko, swacked, tanked,
   ticked off, tight, waxy, worked up, wrathful, wrathy, wroth,
   wrought-up

Pissed >> P Words
Pissed, definition of term: Pissed
pissed_pag1.html