look up any word, like half chub:
 
1.
spelled almost like welcome, and is used instead, to say welcome!

1: congratz!
2: tyty
1: ur whalecum
by GRANZERN February 07, 2009
 
2.
The magic word that appears when a thirteen year old boy discovers that Whale-cum and Welcome sound alike.
LOOOLLZZ WHALECUM LOL LOL CUM
by Sethyboi January 10, 2011
 
3.
Whale Cum means "Welcome" but is intentionally spelled "Whale Cum" If pronounced right, it should sound like "Welcome" with a southern accent.
"Whale Cum to the Banana!"
"You are new? Well Whale Cum!"
by c0mbatMaTT97 May 04, 2009
 
4.
like welcome but cooler ;)
only a few cool ppl say it
person 1: ohhh thanks

Person 2: your whalecum
by yamum!!! August 02, 2011