aft ... At or near the ship's stern
ahoy! ... Hello! Spelled "ahoj" in Bohemia
arrr! ... Multiple uses/,meanings, typically exclaimed after a rum shot
avast! ... Stop!; Check it out!; World's leading antivirus software
aye! ... Indeed!, I agree (or approve)!
bilge ... Lowest part inside a ship, within the hull; Nonsense, foolish talk
booty ... Treasure, or pillaged takings
bounty ... Reward for capture of a pirate
crow's nest ... Structure in the ship mast used as a lookout point
cutlass ... Short, heavy sword with curved blade and one cutting edge
dead man's chest ... 15 men and a bottle of rum; Storage place for scurvy malware
flogging ... Severely beating a person with a rod or whip
gangplank ... Board or ramp used as a removable footway between a ship and a pier
grog ... Liquor, or rum mixed with water
gunnery and shields ... Real-time defense against the hoards of malware attackers
hands ... Ship's crew, sailors
hearties ... Affectionate term for one's friends
Jolly Roger ... Skull & bones pirate flag, those who surrender will be treated relatively well
keelhaul ... To punish someone by dragging the person under a ship's hull
lad ... Younger male
landlubber ... Term for someone unfamiliar with life at sea
lass ... Younger female
loaded to the gunwales ... Heavily loaded boat; Drunk
loot ... Stolen money or goods
maroon ... To abandon someone on a deserted island
matey ... Cheerful term for addressing one's friends
me ... Used for "my"
mutiny ... Rebel against authority (typically the ship's captain)
navigator ... Person calculating the ship's course; Data on rogue elements and malware.
port ... Sea port; Left side of ship, when facing the prow
rum ... Liquor distilled from fermented sugar-cane molasses
sail ho! ... Exclamation that another ship is visible on the horizon
scallywag ... A villain, a mischievous person
scurvy ... Disease caused by vitamin C deficiency; Adjective meaning contemptible or mean
scour the ship ... To search for threats and malicious malware aboard the ship
sea dog ... Experienced sailor
ship's log ... Book for recording events, distance travelled and threats discovered
shiver me timbers! ... Exclamation of surprise
starboard ... Right side of ship, when facing the prow
stern ... Rear of a ship
swab ... To clean the ship's deck; Derogatory term for a man
walk the plank ... To walk off the gangplank and fall into the open sea
wench ... Young woman or peasant girl; Sometimes a term for a prostitute
yardarm ... Main arm across the mast which holds up the sail
ye ... Used for "you"
http://www.avast.com/lp-talk-like-a-pirate#tab3